100551905

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 122472000

約数和(自身を除く): 21920095

約数列:

[1, 5, 139, 149, 695, 745, 971, 4855, 20711, 103555, 134969, 144679, 674845, 723395, 20110381, 100551905]

約数ペア:

[(1, 100551905), (5, 20110381), (139, 723395), (149, 674845), (695, 144679), (745, 134969), (971, 103555), (4855, 20711)]