127968230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 264176640

約数和(自身を除く): 136208410

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 103, 130, 190, 206, 247, 494, 503, 515, 1006, 1030, 1235, 1339, 1957, 2470, 2515, 2678, 3914, 5030, 6539, 6695, 9557, 9785, 13078, 13390, 19114, 19570, 25441, 32695, 47785, 50882, 51809, 65390, 95570, 103618, 124241, 127205, 248482, 254410, 259045, 518090, 621205, 673517, 984371, 1242410, 1347034, 1968742, 3367585, 4921855, 6735170, 9843710, 12796823, 25593646, 63984115, 127968230]

約数ペア:

[(1, 127968230), (2, 63984115), (5, 25593646), (10, 12796823), (13, 9843710), (19, 6735170), (26, 4921855), (38, 3367585), (65, 1968742), (95, 1347034), (103, 1242410), (130, 984371), (190, 673517), (206, 621205), (247, 518090), (494, 259045), (503, 254410), (515, 248482), (1006, 127205), (1030, 124241), (1235, 103618), (1339, 95570), (1957, 65390), (2470, 51809), (2515, 50882), (2678, 47785), (3914, 32695), (5030, 25441), (6539, 19570), (6695, 19114), (9557, 13390), (9785, 13078)]