88185890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{52181}}^1$

素因数の和:52214

約数の個数: 24

約数和(自身を含む): 171887508

約数和(自身を除く): 83701618

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 52181, 104362, 260905, 521810, 678353, 1356706, 3391765, 6783530, 8818589, 17637178, 44092945, 88185890]

約数ペア:

[(1, 88185890), (2, 44092945), (5, 17637178), (10, 8818589), (13, 6783530), (26, 3391765), (65, 1356706), (130, 678353), (169, 521810), (338, 260905), (845, 104362), (1690, 52181)]