636675520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4937}}^1$

素因数の和:4998

約数の個数: 112

約数和(自身を含む): 1685714688

約数和(自身を除く): 1049039168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 4030, 4160, 4937, 4960, 6448, 8060, 9874, 9920, 12896, 16120, 19748, 24685, 25792, 32240, 39496, 49370, 64181, 64480, 78992, 98740, 128362, 128960, 153047, 157984, 197480, 256724, 306094, 315968, 320905, 394960, 513448, 612188, 641810, 765235, 789920, 1026896, 1224376, 1283620, 1530470, 1579840, 1989611, 2053792, 2448752, 2567240, 3060940, 3979222, 4107584, 4897504, 5134480, 6121880, 7958444, 9795008, 9948055, 10268960, 12243760, 15916888, 19896110, 20537920, 24487520, 31833776, 39792220, 48975040, 63667552, 79584440, 127335104, 159168880, 318337760, 636675520]

約数ペア:

[(1, 636675520), (2, 318337760), (4, 159168880), (5, 127335104), (8, 79584440), (10, 63667552), (13, 48975040), (16, 39792220), (20, 31833776), (26, 24487520), (31, 20537920), (32, 19896110), (40, 15916888), (52, 12243760), (62, 10268960), (64, 9948055), (65, 9795008), (80, 7958444), (104, 6121880), (124, 5134480), (130, 4897504), (155, 4107584), (160, 3979222), (208, 3060940), (248, 2567240), (260, 2448752), (310, 2053792), (320, 1989611), (403, 1579840), (416, 1530470), (496, 1283620), (520, 1224376), (620, 1026896), (806, 789920), (832, 765235), (992, 641810), (1040, 612188), (1240, 513448), (1612, 394960), (1984, 320905), (2015, 315968), (2080, 306094), (2480, 256724), (3224, 197480), (4030, 157984), (4160, 153047), (4937, 128960), (4960, 128362), (6448, 98740), (8060, 78992), (9874, 64480), (9920, 64181), (12896, 49370), (16120, 39496), (19748, 32240), (24685, 25792)]