1551567680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{372973}}^1$

素因数の和:373003

約数の個数: 56

約数和(自身を含む): 3978886632

約数和(自身を除く): 2427318952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 372973, 745946, 1491892, 1864865, 2983784, 3729730, 4848649, 5967568, 7459460, 9697298, 11935136, 14918920, 19394596, 23870272, 24243245, 29837840, 38789192, 48486490, 59675680, 77578384, 96972980, 119351360, 155156768, 193945960, 310313536, 387891920, 775783840, 1551567680]

約数ペア:

[(1, 1551567680), (2, 775783840), (4, 387891920), (5, 310313536), (8, 193945960), (10, 155156768), (13, 119351360), (16, 96972980), (20, 77578384), (26, 59675680), (32, 48486490), (40, 38789192), (52, 29837840), (64, 24243245), (65, 23870272), (80, 19394596), (104, 14918920), (130, 11935136), (160, 9697298), (208, 7459460), (260, 5967568), (320, 4848649), (416, 3729730), (520, 2983784), (832, 1864865), (1040, 1491892), (2080, 745946), (4160, 372973)]