91725880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3137}}^1$

素因数の和:3208

約数の個数: 64

約数和(自身を含む): 223676640

約数和(自身を除く): 131950760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3137, 3655, 5848, 6274, 7310, 12548, 14620, 15685, 25096, 29240, 31370, 53329, 62740, 106658, 125480, 134891, 213316, 266645, 269782, 426632, 533290, 539564, 674455, 1066580, 1079128, 1348910, 2133160, 2293147, 2697820, 4586294, 5395640, 9172588, 11465735, 18345176, 22931470, 45862940, 91725880]

約数ペア:

[(1, 91725880), (2, 45862940), (4, 22931470), (5, 18345176), (8, 11465735), (10, 9172588), (17, 5395640), (20, 4586294), (34, 2697820), (40, 2293147), (43, 2133160), (68, 1348910), (85, 1079128), (86, 1066580), (136, 674455), (170, 539564), (172, 533290), (215, 426632), (340, 269782), (344, 266645), (430, 213316), (680, 134891), (731, 125480), (860, 106658), (1462, 62740), (1720, 53329), (2924, 31370), (3137, 29240), (3655, 25096), (5848, 15685), (6274, 14620), (7310, 12548)]