565897540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{27551}}^1$

素因数の和:27652

約数の個数: 48

約数和(自身を含む): 1296046080

約数和(自身を除く): 730148540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 27551, 55102, 110204, 137755, 275510, 358163, 551020, 716326, 1432652, 1790815, 2176529, 3581630, 4353058, 7163260, 8706116, 10882645, 21765290, 28294877, 43530580, 56589754, 113179508, 141474385, 282948770, 565897540]

約数ペア:

[(1, 565897540), (2, 282948770), (4, 141474385), (5, 113179508), (10, 56589754), (13, 43530580), (20, 28294877), (26, 21765290), (52, 10882645), (65, 8706116), (79, 7163260), (130, 4353058), (158, 3581630), (260, 2176529), (316, 1790815), (395, 1432652), (790, 716326), (1027, 551020), (1580, 358163), (2054, 275510), (4108, 137755), (5135, 110204), (10270, 55102), (20540, 27551)]