26558960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 66022560

約数和(自身を除く): 39463600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 173, 190, 202, 304, 346, 380, 404, 505, 692, 760, 808, 865, 1010, 1384, 1520, 1616, 1730, 1919, 2020, 2768, 3287, 3460, 3838, 4040, 6574, 6920, 7676, 8080, 9595, 13148, 13840, 15352, 16435, 17473, 19190, 26296, 30704, 32870, 34946, 38380, 52592, 65740, 69892, 76760, 87365, 131480, 139784, 153520, 174730, 262960, 279568, 331987, 349460, 663974, 698920, 1327948, 1397840, 1659935, 2655896, 3319870, 5311792, 6639740, 13279480, 26558960]

約数ペア:

[(1, 26558960), (2, 13279480), (4, 6639740), (5, 5311792), (8, 3319870), (10, 2655896), (16, 1659935), (19, 1397840), (20, 1327948), (38, 698920), (40, 663974), (76, 349460), (80, 331987), (95, 279568), (101, 262960), (152, 174730), (173, 153520), (190, 139784), (202, 131480), (304, 87365), (346, 76760), (380, 69892), (404, 65740), (505, 52592), (692, 38380), (760, 34946), (808, 32870), (865, 30704), (1010, 26296), (1384, 19190), (1520, 17473), (1616, 16435), (1730, 15352), (1919, 13840), (2020, 13148), (2768, 9595), (3287, 8080), (3460, 7676), (3838, 6920), (4040, 6574)]