31008077648

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{345517}}^1$

素因数の和:345675

約数の個数: 40

約数和(自身を含む): 61695694080

約数和(自身を除く): 30687616432

約数列:

[1, 2, 4, 8, 16, 71, 79, 142, 158, 284, 316, 568, 632, 1136, 1264, 5609, 11218, 22436, 44872, 89744, 345517, 691034, 1382068, 2764136, 5528272, 24531707, 27295843, 49063414, 54591686, 98126828, 109183372, 196253656, 218366744, 392507312, 436733488, 1938004853, 3876009706, 7752019412, 15504038824, 31008077648]

約数ペア:

[(1, 31008077648), (2, 15504038824), (4, 7752019412), (8, 3876009706), (16, 1938004853), (71, 436733488), (79, 392507312), (142, 218366744), (158, 196253656), (284, 109183372), (316, 98126828), (568, 54591686), (632, 49063414), (1136, 27295843), (1264, 24531707), (5609, 5528272), (11218, 2764136), (22436, 1382068), (44872, 691034), (89744, 345517)]