129738100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41851}}^1$

素因数の和:41896

約数の個数: 36

約数和(自身を含む): 290620288

約数和(自身を除く): 160882188

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 41851, 83702, 167404, 209255, 418510, 837020, 1046275, 1297381, 2092550, 2594762, 4185100, 5189524, 6486905, 12973810, 25947620, 32434525, 64869050, 129738100]

約数ペア:

[(1, 129738100), (2, 64869050), (4, 32434525), (5, 25947620), (10, 12973810), (20, 6486905), (25, 5189524), (31, 4185100), (50, 2594762), (62, 2092550), (100, 1297381), (124, 1046275), (155, 837020), (310, 418510), (620, 209255), (775, 167404), (1550, 83702), (3100, 41851)]