80142556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90659}}^1$

素因数の和:90693

約数の個数: 24

約数和(自身を含む): 159924240

約数和(自身を除く): 79781684

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 90659, 181318, 362636, 1178567, 1541203, 2357134, 3082406, 4714268, 6164812, 20035639, 40071278, 80142556]

約数ペア:

[(1, 80142556), (2, 40071278), (4, 20035639), (13, 6164812), (17, 4714268), (26, 3082406), (34, 2357134), (52, 1541203), (68, 1178567), (221, 362636), (442, 181318), (884, 90659)]