65711920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 161989632

約数和(自身を除く): 96277712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 184, 230, 284, 355, 368, 460, 503, 568, 710, 920, 1006, 1136, 1420, 1633, 1840, 2012, 2515, 2840, 3266, 4024, 5030, 5680, 6532, 8048, 8165, 10060, 11569, 13064, 16330, 20120, 23138, 26128, 32660, 35713, 40240, 46276, 57845, 65320, 71426, 92552, 115690, 130640, 142852, 178565, 185104, 231380, 285704, 357130, 462760, 571408, 714260, 821399, 925520, 1428520, 1642798, 2857040, 3285596, 4106995, 6571192, 8213990, 13142384, 16427980, 32855960, 65711920]

約数ペア:

[(1, 65711920), (2, 32855960), (4, 16427980), (5, 13142384), (8, 8213990), (10, 6571192), (16, 4106995), (20, 3285596), (23, 2857040), (40, 1642798), (46, 1428520), (71, 925520), (80, 821399), (92, 714260), (115, 571408), (142, 462760), (184, 357130), (230, 285704), (284, 231380), (355, 185104), (368, 178565), (460, 142852), (503, 130640), (568, 115690), (710, 92552), (920, 71426), (1006, 65320), (1136, 57845), (1420, 46276), (1633, 40240), (1840, 35713), (2012, 32660), (2515, 26128), (2840, 23138), (3266, 20120), (4024, 16330), (5030, 13064), (5680, 11569), (6532, 10060), (8048, 8165)]