67608280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 158760000

約数和(自身を除く): 91151720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 167, 232, 290, 334, 349, 580, 668, 698, 835, 1160, 1336, 1396, 1670, 1745, 2792, 3340, 3490, 4843, 6680, 6980, 9686, 10121, 13960, 19372, 20242, 24215, 38744, 40484, 48430, 50605, 58283, 80968, 96860, 101210, 116566, 193720, 202420, 233132, 291415, 404840, 466264, 582830, 1165660, 1690207, 2331320, 3380414, 6760828, 8451035, 13521656, 16902070, 33804140, 67608280]

約数ペア:

[(1, 67608280), (2, 33804140), (4, 16902070), (5, 13521656), (8, 8451035), (10, 6760828), (20, 3380414), (29, 2331320), (40, 1690207), (58, 1165660), (116, 582830), (145, 466264), (167, 404840), (232, 291415), (290, 233132), (334, 202420), (349, 193720), (580, 116566), (668, 101210), (698, 96860), (835, 80968), (1160, 58283), (1336, 50605), (1396, 48430), (1670, 40484), (1745, 38744), (2792, 24215), (3340, 20242), (3490, 19372), (4843, 13960), (6680, 10121), (6980, 9686)]