90163840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10837}}^1$

素因数の和:10869

約数の個数: 64

約数和(自身を含む): 232149960

約数和(自身を除く): 141986120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 10837, 21674, 43348, 54185, 86696, 108370, 140881, 173392, 216740, 281762, 346784, 433480, 563524, 693568, 704405, 866960, 1127048, 1387136, 1408810, 1733920, 2254096, 2817620, 3467840, 4508192, 5635240, 6935680, 9016384, 11270480, 18032768, 22540960, 45081920, 90163840]

約数ペア:

[(1, 90163840), (2, 45081920), (4, 22540960), (5, 18032768), (8, 11270480), (10, 9016384), (13, 6935680), (16, 5635240), (20, 4508192), (26, 3467840), (32, 2817620), (40, 2254096), (52, 1733920), (64, 1408810), (65, 1387136), (80, 1127048), (104, 866960), (128, 704405), (130, 693568), (160, 563524), (208, 433480), (260, 346784), (320, 281762), (416, 216740), (520, 173392), (640, 140881), (832, 108370), (1040, 86696), (1664, 54185), (2080, 43348), (4160, 21674), (8320, 10837)]