23265280

素因数分解:

$2^{16}\times 5^1\times {\mathrm{71}}^1$

素因数の和:108

約数の個数: 68

約数和(自身を含む): 56622672

約数和(自身を除く): 33357392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 1024, 1136, 1280, 1420, 2048, 2272, 2560, 2840, 4096, 4544, 5120, 5680, 8192, 9088, 10240, 11360, 16384, 18176, 20480, 22720, 32768, 36352, 40960, 45440, 65536, 72704, 81920, 90880, 145408, 163840, 181760, 290816, 327680, 363520, 581632, 727040, 1163264, 1454080, 2326528, 2908160, 4653056, 5816320, 11632640, 23265280]

約数ペア:

[(1, 23265280), (2, 11632640), (4, 5816320), (5, 4653056), (8, 2908160), (10, 2326528), (16, 1454080), (20, 1163264), (32, 727040), (40, 581632), (64, 363520), (71, 327680), (80, 290816), (128, 181760), (142, 163840), (160, 145408), (256, 90880), (284, 81920), (320, 72704), (355, 65536), (512, 45440), (568, 40960), (640, 36352), (710, 32768), (1024, 22720), (1136, 20480), (1280, 18176), (1420, 16384), (2048, 11360), (2272, 10240), (2560, 9088), (2840, 8192), (4096, 5680), (4544, 5120)]