245086790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{110899}}^1$

素因数の和:110936

約数の個数: 32

約数和(自身を含む): 503042400

約数和(自身を除く): 257955610

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 110899, 221798, 554495, 1108990, 1441687, 1885283, 2883374, 3770566, 7208435, 9426415, 14416870, 18852830, 24508679, 49017358, 122543395, 245086790]

約数ペア:

[(1, 245086790), (2, 122543395), (5, 49017358), (10, 24508679), (13, 18852830), (17, 14416870), (26, 9426415), (34, 7208435), (65, 3770566), (85, 2883374), (130, 1885283), (170, 1441687), (221, 1108990), (442, 554495), (1105, 221798), (2210, 110899)]