99991450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9049}}^1$

素因数の和:9091

約数の個数: 48

約数和(自身を含む): 212095800

約数和(自身を除く): 112104350

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 9049, 11050, 18098, 45245, 90490, 117637, 153833, 226225, 235274, 307666, 452450, 588185, 769165, 1176370, 1538330, 1999829, 2940925, 3845825, 3999658, 5881850, 7691650, 9999145, 19998290, 49995725, 99991450]

約数ペア:

[(1, 99991450), (2, 49995725), (5, 19998290), (10, 9999145), (13, 7691650), (17, 5881850), (25, 3999658), (26, 3845825), (34, 2940925), (50, 1999829), (65, 1538330), (85, 1176370), (130, 769165), (170, 588185), (221, 452450), (325, 307666), (425, 235274), (442, 226225), (650, 153833), (850, 117637), (1105, 90490), (2210, 45245), (5525, 18098), (9049, 11050)]