2878525000

素因数分解:

$2^3\times 5^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:582

約数の個数: 192

約数和(自身を含む): 7707162960

約数和(自身を除く): 4828637960

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 125, 130, 136, 170, 200, 221, 250, 260, 325, 340, 425, 442, 500, 520, 521, 625, 650, 680, 850, 884, 1000, 1042, 1105, 1250, 1300, 1625, 1700, 1768, 2084, 2125, 2210, 2500, 2600, 2605, 3125, 3250, 3400, 4168, 4250, 4420, 5000, 5210, 5525, 6250, 6500, 6773, 8125, 8500, 8840, 8857, 10420, 10625, 11050, 12500, 13000, 13025, 13546, 16250, 17000, 17714, 20840, 21250, 22100, 25000, 26050, 27092, 27625, 32500, 33865, 35428, 40625, 42500, 44200, 44285, 52100, 53125, 54184, 55250, 65000, 65125, 67730, 70856, 81250, 85000, 88570, 104200, 106250, 110500, 115141, 130250, 135460, 138125, 162500, 169325, 177140, 212500, 221000, 221425, 230282, 260500, 270920, 276250, 325000, 325625, 338650, 354280, 425000, 442850, 460564, 521000, 552500, 575705, 651250, 677300, 690625, 846625, 885700, 921128, 1105000, 1107125, 1151410, 1302500, 1354600, 1381250, 1628125, 1693250, 1771400, 2214250, 2302820, 2605000, 2762500, 2878525, 3256250, 3386500, 4233125, 4428500, 4605640, 5525000, 5535625, 5757050, 6512500, 6773000, 8466250, 8857000, 11071250, 11514100, 13025000, 14392625, 16932500, 21165625, 22142500, 23028200, 27678125, 28785250, 33865000, 42331250, 44285000, 55356250, 57570500, 71963125, 84662500, 110712500, 115141000, 143926250, 169325000, 221425000, 287852500, 359815625, 575705000, 719631250, 1439262500, 2878525000]

約数ペア:

[(1, 2878525000), (2, 1439262500), (4, 719631250), (5, 575705000), (8, 359815625), (10, 287852500), (13, 221425000), (17, 169325000), (20, 143926250), (25, 115141000), (26, 110712500), (34, 84662500), (40, 71963125), (50, 57570500), (52, 55356250), (65, 44285000), (68, 42331250), (85, 33865000), (100, 28785250), (104, 27678125), (125, 23028200), (130, 22142500), (136, 21165625), (170, 16932500), (200, 14392625), (221, 13025000), (250, 11514100), (260, 11071250), (325, 8857000), (340, 8466250), (425, 6773000), (442, 6512500), (500, 5757050), (520, 5535625), (521, 5525000), (625, 4605640), (650, 4428500), (680, 4233125), (850, 3386500), (884, 3256250), (1000, 2878525), (1042, 2762500), (1105, 2605000), (1250, 2302820), (1300, 2214250), (1625, 1771400), (1700, 1693250), (1768, 1628125), (2084, 1381250), (2125, 1354600), (2210, 1302500), (2500, 1151410), (2600, 1107125), (2605, 1105000), (3125, 921128), (3250, 885700), (3400, 846625), (4168, 690625), (4250, 677300), (4420, 651250), (5000, 575705), (5210, 552500), (5525, 521000), (6250, 460564), (6500, 442850), (6773, 425000), (8125, 354280), (8500, 338650), (8840, 325625), (8857, 325000), (10420, 276250), (10625, 270920), (11050, 260500), (12500, 230282), (13000, 221425), (13025, 221000), (13546, 212500), (16250, 177140), (17000, 169325), (17714, 162500), (20840, 138125), (21250, 135460), (22100, 130250), (25000, 115141), (26050, 110500), (27092, 106250), (27625, 104200), (32500, 88570), (33865, 85000), (35428, 81250), (40625, 70856), (42500, 67730), (44200, 65125), (44285, 65000), (52100, 55250), (53125, 54184)]