99681920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11981}}^1$

素因数の和:12013

約数の個数: 64

約数和(自身を含む): 256654440

約数和(自身を除く): 156972520

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, 11981, 23962, 47924, 59905, 95848, 119810, 155753, 191696, 239620, 311506, 383392, 479240, 623012, 766784, 778765, 958480, 1246024, 1533568, 1557530, 1916960, 2492048, 3115060, 3833920, 4984096, 6230120, 7667840, 9968192, 12460240, 19936384, 24920480, 49840960, 99681920]

約数ペア:

[(1, 99681920), (2, 49840960), (4, 24920480), (5, 19936384), (8, 12460240), (10, 9968192), (13, 7667840), (16, 6230120), (20, 4984096), (26, 3833920), (32, 3115060), (40, 2492048), (52, 1916960), (64, 1557530), (65, 1533568), (80, 1246024), (104, 958480), (128, 778765), (130, 766784), (160, 623012), (208, 479240), (260, 383392), (320, 311506), (416, 239620), (520, 191696), (640, 155753), (832, 119810), (1040, 95848), (1664, 59905), (2080, 47924), (4160, 23962), (8320, 11981)]