87928760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{677}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 210885120

約数和(自身を除く): 122956360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 191, 340, 382, 677, 680, 764, 955, 1354, 1528, 1910, 2708, 3247, 3385, 3820, 5416, 6494, 6770, 7640, 11509, 12988, 13540, 16235, 23018, 25976, 27080, 32470, 46036, 57545, 64940, 92072, 115090, 129307, 129880, 230180, 258614, 460360, 517228, 646535, 1034456, 1293070, 2198219, 2586140, 4396438, 5172280, 8792876, 10991095, 17585752, 21982190, 43964380, 87928760]

約数ペア:

[(1, 87928760), (2, 43964380), (4, 21982190), (5, 17585752), (8, 10991095), (10, 8792876), (17, 5172280), (20, 4396438), (34, 2586140), (40, 2198219), (68, 1293070), (85, 1034456), (136, 646535), (170, 517228), (191, 460360), (340, 258614), (382, 230180), (677, 129880), (680, 129307), (764, 115090), (955, 92072), (1354, 64940), (1528, 57545), (1910, 46036), (2708, 32470), (3247, 27080), (3385, 25976), (3820, 23018), (5416, 16235), (6494, 13540), (6770, 12988), (7640, 11509)]