124653680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82009}}^1$

素因数の和:82041

約数の個数: 40

約数和(自身を含む): 305077200

約数和(自身を除く): 180423520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 82009, 164018, 328036, 410045, 656072, 820090, 1312144, 1558171, 1640180, 3116342, 3280360, 6232684, 6560720, 7790855, 12465368, 15581710, 24930736, 31163420, 62326840, 124653680]

約数ペア:

[(1, 124653680), (2, 62326840), (4, 31163420), (5, 24930736), (8, 15581710), (10, 12465368), (16, 7790855), (19, 6560720), (20, 6232684), (38, 3280360), (40, 3116342), (76, 1640180), (80, 1558171), (95, 1312144), (152, 820090), (190, 656072), (304, 410045), (380, 328036), (760, 164018), (1520, 82009)]