200316980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{1279}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 433520640

約数和(自身を除く): 233203660

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 191, 205, 382, 410, 764, 820, 955, 1279, 1910, 2558, 3820, 5116, 6395, 7831, 12790, 15662, 25580, 31324, 39155, 52439, 78310, 104878, 156620, 209756, 244289, 262195, 488578, 524390, 977156, 1048780, 1221445, 2442890, 4885780, 10015849, 20031698, 40063396, 50079245, 100158490, 200316980]

約数ペア:

[(1, 200316980), (2, 100158490), (4, 50079245), (5, 40063396), (10, 20031698), (20, 10015849), (41, 4885780), (82, 2442890), (164, 1221445), (191, 1048780), (205, 977156), (382, 524390), (410, 488578), (764, 262195), (820, 244289), (955, 209756), (1279, 156620), (1910, 104878), (2558, 78310), (3820, 52439), (5116, 39155), (6395, 31324), (7831, 25580), (12790, 15662)]