207365600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 144

約数和(自身を含む): 552964608

約数和(自身を除く): 345599008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 127, 130, 157, 160, 200, 208, 254, 260, 314, 325, 400, 416, 508, 520, 628, 635, 650, 785, 800, 1016, 1040, 1256, 1270, 1300, 1570, 1651, 2032, 2041, 2080, 2512, 2540, 2600, 3140, 3175, 3302, 3925, 4064, 4082, 5024, 5080, 5200, 6280, 6350, 6604, 7850, 8164, 8255, 10160, 10205, 10400, 12560, 12700, 13208, 15700, 16328, 16510, 19939, 20320, 20410, 25120, 25400, 26416, 31400, 32656, 33020, 39878, 40820, 41275, 50800, 51025, 52832, 62800, 65312, 66040, 79756, 81640, 82550, 99695, 101600, 102050, 125600, 132080, 159512, 163280, 165100, 199390, 204100, 259207, 264160, 319024, 326560, 330200, 398780, 408200, 498475, 518414, 638048, 660400, 797560, 816400, 996950, 1036828, 1296035, 1320800, 1595120, 1632800, 1993900, 2073656, 2592070, 3190240, 3987800, 4147312, 5184140, 6480175, 7975600, 8294624, 10368280, 12960350, 15951200, 20736560, 25920700, 41473120, 51841400, 103682800, 207365600]

約数ペア:

[(1, 207365600), (2, 103682800), (4, 51841400), (5, 41473120), (8, 25920700), (10, 20736560), (13, 15951200), (16, 12960350), (20, 10368280), (25, 8294624), (26, 7975600), (32, 6480175), (40, 5184140), (50, 4147312), (52, 3987800), (65, 3190240), (80, 2592070), (100, 2073656), (104, 1993900), (127, 1632800), (130, 1595120), (157, 1320800), (160, 1296035), (200, 1036828), (208, 996950), (254, 816400), (260, 797560), (314, 660400), (325, 638048), (400, 518414), (416, 498475), (508, 408200), (520, 398780), (628, 330200), (635, 326560), (650, 319024), (785, 264160), (800, 259207), (1016, 204100), (1040, 199390), (1256, 165100), (1270, 163280), (1300, 159512), (1570, 132080), (1651, 125600), (2032, 102050), (2041, 101600), (2080, 99695), (2512, 82550), (2540, 81640), (2600, 79756), (3140, 66040), (3175, 65312), (3302, 62800), (3925, 52832), (4064, 51025), (4082, 50800), (5024, 41275), (5080, 40820), (5200, 39878), (6280, 33020), (6350, 32656), (6604, 31400), (7850, 26416), (8164, 25400), (8255, 25120), (10160, 20410), (10205, 20320), (10400, 19939), (12560, 16510), (12700, 16328), (13208, 15700)]