201309040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81173}}^1$

素因数の和:81217

約数の個数: 40

約数和(自身を含む): 483147648

約数和(自身を除く): 281838608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 81173, 162346, 324692, 405865, 649384, 811730, 1298768, 1623460, 2516363, 3246920, 5032726, 6493840, 10065452, 12581815, 20130904, 25163630, 40261808, 50327260, 100654520, 201309040]

約数ペア:

[(1, 201309040), (2, 100654520), (4, 50327260), (5, 40261808), (8, 25163630), (10, 20130904), (16, 12581815), (20, 10065452), (31, 6493840), (40, 5032726), (62, 3246920), (80, 2516363), (124, 1623460), (155, 1298768), (248, 811730), (310, 649384), (496, 405865), (620, 324692), (1240, 162346), (2480, 81173)]