99787760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40237}}^1$

素因数の和:40281

約数の個数: 40

約数和(自身を含む): 239496576

約数和(自身を除く): 139708816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 40237, 80474, 160948, 201185, 321896, 402370, 643792, 804740, 1247347, 1609480, 2494694, 3218960, 4989388, 6236735, 9978776, 12473470, 19957552, 24946940, 49893880, 99787760]

約数ペア:

[(1, 99787760), (2, 49893880), (4, 24946940), (5, 19957552), (8, 12473470), (10, 9978776), (16, 6236735), (20, 4989388), (31, 3218960), (40, 2494694), (62, 1609480), (80, 1247347), (124, 804740), (155, 643792), (248, 402370), (310, 321896), (496, 201185), (620, 160948), (1240, 80474), (2480, 40237)]