383977100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6869}}^1$

素因数の和:6939

約数の個数: 72

約数和(自身を含む): 918326640

約数和(自身を除く): 534349540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1300, 2150, 2236, 2795, 4300, 5590, 6869, 11180, 13738, 13975, 27476, 27950, 34345, 55900, 68690, 89297, 137380, 171725, 178594, 295367, 343450, 357188, 446485, 590734, 686900, 892970, 1181468, 1476835, 1785940, 2232425, 2953670, 3839771, 4464850, 5907340, 7384175, 7679542, 8929700, 14768350, 15359084, 19198855, 29536700, 38397710, 76795420, 95994275, 191988550, 383977100]

約数ペア:

[(1, 383977100), (2, 191988550), (4, 95994275), (5, 76795420), (10, 38397710), (13, 29536700), (20, 19198855), (25, 15359084), (26, 14768350), (43, 8929700), (50, 7679542), (52, 7384175), (65, 5907340), (86, 4464850), (100, 3839771), (130, 2953670), (172, 2232425), (215, 1785940), (260, 1476835), (325, 1181468), (430, 892970), (559, 686900), (650, 590734), (860, 446485), (1075, 357188), (1118, 343450), (1300, 295367), (2150, 178594), (2236, 171725), (2795, 137380), (4300, 89297), (5590, 68690), (6869, 55900), (11180, 34345), (13738, 27950), (13975, 27476)]