73136620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 159465600

約数和(自身を除く): 86328980

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 1129, 1580, 2258, 3239, 4516, 5645, 6478, 11290, 12956, 16195, 22580, 32390, 46289, 64780, 89191, 92578, 178382, 185156, 231445, 356764, 445955, 462890, 891910, 925780, 1783820, 3656831, 7313662, 14627324, 18284155, 36568310, 73136620]

約数ペア:

[(1, 73136620), (2, 36568310), (4, 18284155), (5, 14627324), (10, 7313662), (20, 3656831), (41, 1783820), (79, 925780), (82, 891910), (158, 462890), (164, 445955), (205, 356764), (316, 231445), (395, 185156), (410, 178382), (790, 92578), (820, 89191), (1129, 64780), (1580, 46289), (2258, 32390), (3239, 22580), (4516, 16195), (5645, 12956), (6478, 11290)]