157213430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{2503}}^1$

素因数の和:3092

約数の個数: 32

約数和(自身を含む): 309374208

約数和(自身を除く): 152160778

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 571, 1142, 2503, 2855, 5006, 5710, 6281, 12515, 12562, 25030, 27533, 31405, 55066, 62810, 137665, 275330, 1429213, 2858426, 7146065, 14292130, 15721343, 31442686, 78606715, 157213430]

約数ペア:

[(1, 157213430), (2, 78606715), (5, 31442686), (10, 15721343), (11, 14292130), (22, 7146065), (55, 2858426), (110, 1429213), (571, 275330), (1142, 137665), (2503, 62810), (2855, 55066), (5006, 31405), (5710, 27533), (6281, 25030), (12515, 12562)]