159168880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4937}}^1$

素因数の和:4994

約数の個数: 80

約数和(自身を含む): 411473664

約数和(自身を除く): 252304784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4937, 6448, 8060, 9874, 16120, 19748, 24685, 32240, 39496, 49370, 64181, 78992, 98740, 128362, 153047, 197480, 256724, 306094, 320905, 394960, 513448, 612188, 641810, 765235, 1026896, 1224376, 1283620, 1530470, 1989611, 2448752, 2567240, 3060940, 3979222, 5134480, 6121880, 7958444, 9948055, 12243760, 15916888, 19896110, 31833776, 39792220, 79584440, 159168880]

約数ペア:

[(1, 159168880), (2, 79584440), (4, 39792220), (5, 31833776), (8, 19896110), (10, 15916888), (13, 12243760), (16, 9948055), (20, 7958444), (26, 6121880), (31, 5134480), (40, 3979222), (52, 3060940), (62, 2567240), (65, 2448752), (80, 1989611), (104, 1530470), (124, 1283620), (130, 1224376), (155, 1026896), (208, 765235), (248, 641810), (260, 612188), (310, 513448), (403, 394960), (496, 320905), (520, 306094), (620, 256724), (806, 197480), (1040, 153047), (1240, 128362), (1612, 98740), (2015, 78992), (2480, 64181), (3224, 49370), (4030, 39496), (4937, 32240), (6448, 24685), (8060, 19748), (9874, 16120)]