1776519680

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53381}}^1$

素因数の和:53417

約数の個数: 80

約数和(自身を含む): 4587222024

約数和(自身を除く): 2810702344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 6656, 8320, 16640, 33280, 53381, 106762, 213524, 266905, 427048, 533810, 693953, 854096, 1067620, 1387906, 1708192, 2135240, 2775812, 3416384, 3469765, 4270480, 5551624, 6832768, 6939530, 8540960, 11103248, 13665536, 13879060, 17081920, 22206496, 27331072, 27758120, 34163840, 44412992, 55516240, 68327680, 88825984, 111032480, 136655360, 177651968, 222064960, 355303936, 444129920, 888259840, 1776519680]

約数ペア:

[(1, 1776519680), (2, 888259840), (4, 444129920), (5, 355303936), (8, 222064960), (10, 177651968), (13, 136655360), (16, 111032480), (20, 88825984), (26, 68327680), (32, 55516240), (40, 44412992), (52, 34163840), (64, 27758120), (65, 27331072), (80, 22206496), (104, 17081920), (128, 13879060), (130, 13665536), (160, 11103248), (208, 8540960), (256, 6939530), (260, 6832768), (320, 5551624), (416, 4270480), (512, 3469765), (520, 3416384), (640, 2775812), (832, 2135240), (1040, 1708192), (1280, 1387906), (1664, 1067620), (2080, 854096), (2560, 693953), (3328, 533810), (4160, 427048), (6656, 266905), (8320, 213524), (16640, 106762), (33280, 53381)]