201666530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67447}}^1$

素因数の和:67490

約数の個数: 32

約数和(自身を含む): 407925504

約数和(自身を除く): 206258974

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 67447, 134894, 337235, 674470, 876811, 1551281, 1753622, 3102562, 4384055, 7756405, 8768110, 15512810, 20166653, 40333306, 100833265, 201666530]

約数ペア:

[(1, 201666530), (2, 100833265), (5, 40333306), (10, 20166653), (13, 15512810), (23, 8768110), (26, 7756405), (46, 4384055), (65, 3102562), (115, 1753622), (130, 1551281), (230, 876811), (299, 674470), (598, 337235), (1495, 134894), (2990, 67447)]