136494020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30881}}^1$

素因数の和:30920

約数の個数: 48

約数和(自身を含む): 326855088

約数和(自身を除く): 190361068

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 30881, 61762, 123524, 154405, 308810, 401453, 524977, 617620, 802906, 1049954, 1605812, 2007265, 2099908, 2624885, 4014530, 5249770, 6824701, 8029060, 10499540, 13649402, 27298804, 34123505, 68247010, 136494020]

約数ペア:

[(1, 136494020), (2, 68247010), (4, 34123505), (5, 27298804), (10, 13649402), (13, 10499540), (17, 8029060), (20, 6824701), (26, 5249770), (34, 4014530), (52, 2624885), (65, 2099908), (68, 2007265), (85, 1605812), (130, 1049954), (170, 802906), (221, 617620), (260, 524977), (340, 401453), (442, 308810), (884, 154405), (1105, 123524), (2210, 61762), (4420, 30881)]