90813320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10273}}^1$

素因数の和:10314

約数の個数: 64

約数和(自身を含む): 233014320

約数和(自身を除く): 142201000

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 10273, 20546, 41092, 51365, 82184, 102730, 133549, 174641, 205460, 267098, 349282, 410920, 534196, 667745, 698564, 873205, 1068392, 1335490, 1397128, 1746410, 2270333, 2670980, 3492820, 4540666, 5341960, 6985640, 9081332, 11351665, 18162664, 22703330, 45406660, 90813320]

約数ペア:

[(1, 90813320), (2, 45406660), (4, 22703330), (5, 18162664), (8, 11351665), (10, 9081332), (13, 6985640), (17, 5341960), (20, 4540666), (26, 3492820), (34, 2670980), (40, 2270333), (52, 1746410), (65, 1397128), (68, 1335490), (85, 1068392), (104, 873205), (130, 698564), (136, 667745), (170, 534196), (221, 410920), (260, 349282), (340, 267098), (442, 205460), (520, 174641), (680, 133549), (884, 102730), (1105, 82184), (1768, 51365), (2210, 41092), (4420, 20546), (8840, 10273)]