126112720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{38449}}^1$

素因数の和:38503

約数の個数: 40

約数和(自身を含む): 300371400

約数和(自身を除く): 174258680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 38449, 76898, 153796, 192245, 307592, 384490, 615184, 768980, 1537960, 1576409, 3075920, 3152818, 6305636, 7882045, 12611272, 15764090, 25222544, 31528180, 63056360, 126112720]

約数ペア:

[(1, 126112720), (2, 63056360), (4, 31528180), (5, 25222544), (8, 15764090), (10, 12611272), (16, 7882045), (20, 6305636), (40, 3152818), (41, 3075920), (80, 1576409), (82, 1537960), (164, 768980), (205, 615184), (328, 384490), (410, 307592), (656, 192245), (820, 153796), (1640, 76898), (3280, 38449)]