1639086150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{840557}}^1$

素因数の和:840585

約数の個数: 48

約数和(自身を含む): 4377626064

約数和(自身を除く): 2738539914

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 840557, 1681114, 2521671, 4202785, 5043342, 8405570, 10927241, 12608355, 21013925, 21854482, 25216710, 32781723, 42027850, 54636205, 63041775, 65563446, 109272410, 126083550, 163908615, 273181025, 327817230, 546362050, 819543075, 1639086150]

約数ペア:

[(1, 1639086150), (2, 819543075), (3, 546362050), (5, 327817230), (6, 273181025), (10, 163908615), (13, 126083550), (15, 109272410), (25, 65563446), (26, 63041775), (30, 54636205), (39, 42027850), (50, 32781723), (65, 25216710), (75, 21854482), (78, 21013925), (130, 12608355), (150, 10927241), (195, 8405570), (325, 5043342), (390, 4202785), (650, 2521671), (975, 1681114), (1950, 840557)]