85744760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69149}}^1$

素因数の和:69191

約数の個数: 32

約数和(自身を含む): 199152000

約数和(自身を除く): 113407240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 69149, 138298, 276596, 345745, 553192, 691490, 1382980, 2143619, 2765960, 4287238, 8574476, 10718095, 17148952, 21436190, 42872380, 85744760]

約数ペア:

[(1, 85744760), (2, 42872380), (4, 21436190), (5, 17148952), (8, 10718095), (10, 8574476), (20, 4287238), (31, 2765960), (40, 2143619), (62, 1382980), (124, 691490), (155, 553192), (248, 345745), (310, 276596), (620, 138298), (1240, 69149)]