83316920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 194322240

約数和(自身を除く): 111005320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 101, 164, 202, 205, 328, 404, 410, 503, 505, 808, 820, 1006, 1010, 1640, 2012, 2020, 2515, 4024, 4040, 4141, 5030, 8282, 10060, 16564, 20120, 20623, 20705, 33128, 41246, 41410, 50803, 82492, 82820, 101606, 103115, 164984, 165640, 203212, 206230, 254015, 406424, 412460, 508030, 824920, 1016060, 2032120, 2082923, 4165846, 8331692, 10414615, 16663384, 20829230, 41658460, 83316920]

約数ペア:

[(1, 83316920), (2, 41658460), (4, 20829230), (5, 16663384), (8, 10414615), (10, 8331692), (20, 4165846), (40, 2082923), (41, 2032120), (82, 1016060), (101, 824920), (164, 508030), (202, 412460), (205, 406424), (328, 254015), (404, 206230), (410, 203212), (503, 165640), (505, 164984), (808, 103115), (820, 101606), (1006, 82820), (1010, 82492), (1640, 50803), (2012, 41410), (2020, 41246), (2515, 33128), (4024, 20705), (4040, 20623), (4141, 20120), (5030, 16564), (8282, 10060)]