101648840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61981}}^1$

素因数の和:62033

約数の個数: 32

約数和(自身を含む): 234291960

約数和(自身を除く): 132643120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 61981, 123962, 247924, 309905, 495848, 619810, 1239620, 2479240, 2541221, 5082442, 10164884, 12706105, 20329768, 25412210, 50824420, 101648840]

約数ペア:

[(1, 101648840), (2, 50824420), (4, 25412210), (5, 20329768), (8, 12706105), (10, 10164884), (20, 5082442), (40, 2541221), (41, 2479240), (82, 1239620), (164, 619810), (205, 495848), (328, 309905), (410, 247924), (820, 123962), (1640, 61981)]