8428160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1013}}^1$

素因数の和:1045

約数の個数: 64

約数和(自身を含む): 21719880

約数和(自身を除く): 13291720

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, 1013, 1040, 1664, 2026, 2080, 4052, 4160, 5065, 8104, 8320, 10130, 13169, 16208, 20260, 26338, 32416, 40520, 52676, 64832, 65845, 81040, 105352, 129664, 131690, 162080, 210704, 263380, 324160, 421408, 526760, 648320, 842816, 1053520, 1685632, 2107040, 4214080, 8428160]

約数ペア:

[(1, 8428160), (2, 4214080), (4, 2107040), (5, 1685632), (8, 1053520), (10, 842816), (13, 648320), (16, 526760), (20, 421408), (26, 324160), (32, 263380), (40, 210704), (52, 162080), (64, 131690), (65, 129664), (80, 105352), (104, 81040), (128, 65845), (130, 64832), (160, 52676), (208, 40520), (260, 32416), (320, 26338), (416, 20260), (520, 16208), (640, 13169), (832, 10130), (1013, 8320), (1040, 8104), (1664, 5065), (2026, 4160), (2080, 4052)]