61165840

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4003}}^1$

素因数の和:4207

約数の個数: 40

約数和(自身を含む): 142990848

約数和(自身を除く): 81825008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 4003, 7640, 8006, 15280, 16012, 20015, 32024, 40030, 64048, 80060, 160120, 320240, 764573, 1529146, 3058292, 3822865, 6116584, 7645730, 12233168, 15291460, 30582920, 61165840]

約数ペア:

[(1, 61165840), (2, 30582920), (4, 15291460), (5, 12233168), (8, 7645730), (10, 6116584), (16, 3822865), (20, 3058292), (40, 1529146), (80, 764573), (191, 320240), (382, 160120), (764, 80060), (955, 64048), (1528, 40030), (1910, 32024), (3056, 20015), (3820, 16012), (4003, 15280), (7640, 8006)]