27625000

素因数分解:

$2^3\times 5^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:66

約数の個数: 112

約数和(自身を含む): 73827180

約数和(自身を除く): 46202180

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, 625, 650, 680, 850, 884, 1000, 1105, 1250, 1300, 1625, 1700, 1768, 2125, 2210, 2500, 2600, 3125, 3250, 3400, 4250, 4420, 5000, 5525, 6250, 6500, 8125, 8500, 8840, 10625, 11050, 12500, 13000, 15625, 16250, 17000, 21250, 22100, 25000, 27625, 31250, 32500, 40625, 42500, 44200, 53125, 55250, 62500, 65000, 81250, 85000, 106250, 110500, 125000, 138125, 162500, 203125, 212500, 221000, 265625, 276250, 325000, 406250, 425000, 531250, 552500, 690625, 812500, 1062500, 1105000, 1381250, 1625000, 2125000, 2762500, 3453125, 5525000, 6906250, 13812500, 27625000]

約数ペア:

[(1, 27625000), (2, 13812500), (4, 6906250), (5, 5525000), (8, 3453125), (10, 2762500), (13, 2125000), (17, 1625000), (20, 1381250), (25, 1105000), (26, 1062500), (34, 812500), (40, 690625), (50, 552500), (52, 531250), (65, 425000), (68, 406250), (85, 325000), (100, 276250), (104, 265625), (125, 221000), (130, 212500), (136, 203125), (170, 162500), (200, 138125), (221, 125000), (250, 110500), (260, 106250), (325, 85000), (340, 81250), (425, 65000), (442, 62500), (500, 55250), (520, 53125), (625, 44200), (650, 42500), (680, 40625), (850, 32500), (884, 31250), (1000, 27625), (1105, 25000), (1250, 22100), (1300, 21250), (1625, 17000), (1700, 16250), (1768, 15625), (2125, 13000), (2210, 12500), (2500, 11050), (2600, 10625), (3125, 8840), (3250, 8500), (3400, 8125), (4250, 6500), (4420, 6250), (5000, 5525)]