54418562020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{152681}}^1$

素因数の和:153012

約数の個数: 48

約数和(自身を含む): 116351012736

約数和(自身を除く): 61932450716

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 251, 284, 355, 502, 710, 1004, 1255, 1420, 2510, 5020, 17821, 35642, 71284, 89105, 152681, 178210, 305362, 356420, 610724, 763405, 1526810, 3053620, 10840351, 21680702, 38322931, 43361404, 54201755, 76645862, 108403510, 153291724, 191614655, 216807020, 383229310, 766458620, 2720928101, 5441856202, 10883712404, 13604640505, 27209281010, 54418562020]

約数ペア:

[(1, 54418562020), (2, 27209281010), (4, 13604640505), (5, 10883712404), (10, 5441856202), (20, 2720928101), (71, 766458620), (142, 383229310), (251, 216807020), (284, 191614655), (355, 153291724), (502, 108403510), (710, 76645862), (1004, 54201755), (1255, 43361404), (1420, 38322931), (2510, 21680702), (5020, 10840351), (17821, 3053620), (35642, 1526810), (71284, 763405), (89105, 610724), (152681, 356420), (178210, 305362)]