107819890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{839}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 198132480

約数和(自身を除く): 90312590

約数列:

[1, 2, 5, 10, 71, 142, 181, 355, 362, 710, 839, 905, 1678, 1810, 4195, 8390, 12851, 25702, 59569, 64255, 119138, 128510, 151859, 297845, 303718, 595690, 759295, 1518590, 10781989, 21563978, 53909945, 107819890]

約数ペア:

[(1, 107819890), (2, 53909945), (5, 21563978), (10, 10781989), (71, 1518590), (142, 759295), (181, 595690), (355, 303718), (362, 297845), (710, 151859), (839, 128510), (905, 119138), (1678, 64255), (1810, 59569), (4195, 25702), (8390, 12851)]