73891120

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13009}}^1$

素因数の和:13093

約数の個数: 40

約数和(自身を含む): 174229920

約数和(自身を除く): 100338800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 13009, 26018, 52036, 65045, 104072, 130090, 208144, 260180, 520360, 923639, 1040720, 1847278, 3694556, 4618195, 7389112, 9236390, 14778224, 18472780, 36945560, 73891120]

約数ペア:

[(1, 73891120), (2, 36945560), (4, 18472780), (5, 14778224), (8, 9236390), (10, 7389112), (16, 4618195), (20, 3694556), (40, 1847278), (71, 1040720), (80, 923639), (142, 520360), (284, 260180), (355, 208144), (568, 130090), (710, 104072), (1136, 65045), (1420, 52036), (2840, 26018), (5680, 13009)]