313629940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{70957}}^1$

素因数の和:70996

約数の個数: 48

約数和(自身を含む): 751019472

約数和(自身を除く): 437389532

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 70957, 141914, 283828, 354785, 709570, 922441, 1206269, 1419140, 1844882, 2412538, 3689764, 4612205, 4825076, 6031345, 9224410, 12062690, 15681497, 18448820, 24125380, 31362994, 62725988, 78407485, 156814970, 313629940]

約数ペア:

[(1, 313629940), (2, 156814970), (4, 78407485), (5, 62725988), (10, 31362994), (13, 24125380), (17, 18448820), (20, 15681497), (26, 12062690), (34, 9224410), (52, 6031345), (65, 4825076), (68, 4612205), (85, 3689764), (130, 2412538), (170, 1844882), (221, 1419140), (260, 1206269), (340, 922441), (442, 709570), (884, 354785), (1105, 283828), (2210, 141914), (4420, 70957)]