200802380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1\times {\mathrm{751}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 437754240

約数和(自身を除く): 236951860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 461, 580, 751, 922, 1502, 1844, 2305, 3004, 3755, 4610, 7510, 9220, 13369, 15020, 21779, 26738, 43558, 53476, 66845, 87116, 108895, 133690, 217790, 267380, 346211, 435580, 692422, 1384844, 1731055, 3462110, 6924220, 10040119, 20080238, 40160476, 50200595, 100401190, 200802380]

約数ペア:

[(1, 200802380), (2, 100401190), (4, 50200595), (5, 40160476), (10, 20080238), (20, 10040119), (29, 6924220), (58, 3462110), (116, 1731055), (145, 1384844), (290, 692422), (461, 435580), (580, 346211), (751, 267380), (922, 217790), (1502, 133690), (1844, 108895), (2305, 87116), (3004, 66845), (3755, 53476), (4610, 43558), (7510, 26738), (9220, 21779), (13369, 15020)]