28264501240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{101627}}^1$

素因数の和:102064

約数の個数: 64

約数和(自身を含む): 67501317600

約数和(自身を除く): 39236816360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 409, 680, 818, 1636, 2045, 3272, 4090, 6953, 8180, 13906, 16360, 27812, 34765, 55624, 69530, 101627, 139060, 203254, 278120, 406508, 508135, 813016, 1016270, 1727659, 2032540, 3455318, 4065080, 6910636, 8638295, 13821272, 17276590, 34553180, 41565443, 69106360, 83130886, 166261772, 207827215, 332523544, 415654430, 706612531, 831308860, 1413225062, 1662617720, 2826450124, 3533062655, 5652900248, 7066125310, 14132250620, 28264501240]

約数ペア:

[(1, 28264501240), (2, 14132250620), (4, 7066125310), (5, 5652900248), (8, 3533062655), (10, 2826450124), (17, 1662617720), (20, 1413225062), (34, 831308860), (40, 706612531), (68, 415654430), (85, 332523544), (136, 207827215), (170, 166261772), (340, 83130886), (409, 69106360), (680, 41565443), (818, 34553180), (1636, 17276590), (2045, 13821272), (3272, 8638295), (4090, 6910636), (6953, 4065080), (8180, 3455318), (13906, 2032540), (16360, 1727659), (27812, 1016270), (34765, 813016), (55624, 508135), (69530, 406508), (101627, 278120), (139060, 203254)]