202125520

素因数分解:

$2^4\times 5^1\times {\mathrm{503}}^1\times {\mathrm{5023}}^1$

素因数の和:5539

約数の個数: 40

約数和(自身を含む): 470969856

約数和(自身を除く): 268844336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503, 1006, 2012, 2515, 4024, 5023, 5030, 8048, 10046, 10060, 20092, 20120, 25115, 40184, 40240, 50230, 80368, 100460, 200920, 401840, 2526569, 5053138, 10106276, 12632845, 20212552, 25265690, 40425104, 50531380, 101062760, 202125520]

約数ペア:

[(1, 202125520), (2, 101062760), (4, 50531380), (5, 40425104), (8, 25265690), (10, 20212552), (16, 12632845), (20, 10106276), (40, 5053138), (80, 2526569), (503, 401840), (1006, 200920), (2012, 100460), (2515, 80368), (4024, 50230), (5023, 40240), (5030, 40184), (8048, 25115), (10046, 20120), (10060, 20092)]