66167120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:564

約数の個数: 80

約数和(自身を含む): 163918080

約数和(自身を除く): 97750960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 380, 404, 431, 505, 760, 808, 862, 1010, 1520, 1616, 1724, 1919, 2020, 2155, 3448, 3838, 4040, 4310, 6896, 7676, 8080, 8189, 8620, 9595, 15352, 16378, 17240, 19190, 30704, 32756, 34480, 38380, 40945, 43531, 65512, 76760, 81890, 87062, 131024, 153520, 163780, 174124, 217655, 327560, 348248, 435310, 655120, 696496, 827089, 870620, 1654178, 1741240, 3308356, 3482480, 4135445, 6616712, 8270890, 13233424, 16541780, 33083560, 66167120]

約数ペア:

[(1, 66167120), (2, 33083560), (4, 16541780), (5, 13233424), (8, 8270890), (10, 6616712), (16, 4135445), (19, 3482480), (20, 3308356), (38, 1741240), (40, 1654178), (76, 870620), (80, 827089), (95, 696496), (101, 655120), (152, 435310), (190, 348248), (202, 327560), (304, 217655), (380, 174124), (404, 163780), (431, 153520), (505, 131024), (760, 87062), (808, 81890), (862, 76760), (1010, 65512), (1520, 43531), (1616, 40945), (1724, 38380), (1919, 34480), (2020, 32756), (2155, 30704), (3448, 19190), (3838, 17240), (4040, 16378), (4310, 15352), (6896, 9595), (7676, 8620), (8080, 8189)]