201180640

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5261}}^1$

素因数の和:5515

約数の個数: 48

約数和(自身を含む): 477368640

約数和(自身を除く): 276188000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 5261, 7648, 9560, 10522, 19120, 21044, 26305, 38240, 42088, 52610, 84176, 105220, 168352, 210440, 420880, 841760, 1257379, 2514758, 5029516, 6286895, 10059032, 12573790, 20118064, 25147580, 40236128, 50295160, 100590320, 201180640]

約数ペア:

[(1, 201180640), (2, 100590320), (4, 50295160), (5, 40236128), (8, 25147580), (10, 20118064), (16, 12573790), (20, 10059032), (32, 6286895), (40, 5029516), (80, 2514758), (160, 1257379), (239, 841760), (478, 420880), (956, 210440), (1195, 168352), (1912, 105220), (2390, 84176), (3824, 52610), (4780, 42088), (5261, 38240), (7648, 26305), (9560, 21044), (10522, 19120)]