90780170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41077}}^1$

素因数の和:41114

約数の個数: 32

約数和(自身を含む): 186329808

約数和(自身を除く): 95549638

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 41077, 82154, 205385, 410770, 534001, 698309, 1068002, 1396618, 2670005, 3491545, 5340010, 6983090, 9078017, 18156034, 45390085, 90780170]

約数ペア:

[(1, 90780170), (2, 45390085), (5, 18156034), (10, 9078017), (13, 6983090), (17, 5340010), (26, 3491545), (34, 2670005), (65, 1396618), (85, 1068002), (130, 698309), (170, 534001), (221, 410770), (442, 205385), (1105, 82154), (2210, 41077)]