16856320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1013}}^1$

素因数の和:1047

約数の個数: 72

約数和(自身を含む): 43524936

約数和(自身を除く): 26668616

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, 520, 640, 832, 1013, 1040, 1280, 1664, 2026, 2080, 3328, 4052, 4160, 5065, 8104, 8320, 10130, 13169, 16208, 16640, 20260, 26338, 32416, 40520, 52676, 64832, 65845, 81040, 105352, 129664, 131690, 162080, 210704, 259328, 263380, 324160, 421408, 526760, 648320, 842816, 1053520, 1296640, 1685632, 2107040, 3371264, 4214080, 8428160, 16856320]

約数ペア:

[(1, 16856320), (2, 8428160), (4, 4214080), (5, 3371264), (8, 2107040), (10, 1685632), (13, 1296640), (16, 1053520), (20, 842816), (26, 648320), (32, 526760), (40, 421408), (52, 324160), (64, 263380), (65, 259328), (80, 210704), (104, 162080), (128, 131690), (130, 129664), (160, 105352), (208, 81040), (256, 65845), (260, 64832), (320, 52676), (416, 40520), (520, 32416), (640, 26338), (832, 20260), (1013, 16640), (1040, 16208), (1280, 13169), (1664, 10130), (2026, 8320), (2080, 8104), (3328, 5065), (4052, 4160)]