84035080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123581}}^1$

素因数の和:123609

約数の個数: 32

約数和(自身を含む): 200202840

約数和(自身を除く): 116167760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 123581, 247162, 494324, 617905, 988648, 1235810, 2100877, 2471620, 4201754, 4943240, 8403508, 10504385, 16807016, 21008770, 42017540, 84035080]

約数ペア:

[(1, 84035080), (2, 42017540), (4, 21008770), (5, 16807016), (8, 10504385), (10, 8403508), (17, 4943240), (20, 4201754), (34, 2471620), (40, 2100877), (68, 1235810), (85, 988648), (136, 617905), (170, 494324), (340, 247162), (680, 123581)]