65622460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 143640000

約数和(自身を除く): 78017540

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 710, 740, 1249, 1420, 2498, 2627, 4996, 5254, 6245, 10508, 12490, 13135, 24980, 26270, 46213, 52540, 88679, 92426, 177358, 184852, 231065, 354716, 443395, 462130, 886790, 924260, 1773580, 3281123, 6562246, 13124492, 16405615, 32811230, 65622460]

約数ペア:

[(1, 65622460), (2, 32811230), (4, 16405615), (5, 13124492), (10, 6562246), (20, 3281123), (37, 1773580), (71, 924260), (74, 886790), (142, 462130), (148, 443395), (185, 354716), (284, 231065), (355, 184852), (370, 177358), (710, 92426), (740, 88679), (1249, 52540), (1420, 46213), (2498, 26270), (2627, 24980), (4996, 13135), (5254, 12490), (6245, 10508)]