636717314944

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{404189}}^1$

素因数の和:404631

約数の個数: 64

約数和(自身を含む): 1312679779200

約数和(自身を除く): 675962464256

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 397, 496, 794, 992, 1588, 1984, 3176, 3968, 6352, 12307, 12704, 24614, 25408, 49228, 50816, 98456, 196912, 393824, 404189, 787648, 808378, 1575296, 1616756, 3233512, 6467024, 12529859, 12934048, 25059718, 25868096, 50119436, 51736192, 100238872, 160463033, 200477744, 320926066, 400955488, 641852132, 801910976, 1283704264, 1603821952, 2567408528, 4974354023, 5134817056, 9948708046, 10269634112, 19897416092, 20539268224, 39794832184, 79589664368, 159179328736, 318358657472, 636717314944]

約数ペア:

[(1, 636717314944), (2, 318358657472), (4, 159179328736), (8, 79589664368), (16, 39794832184), (31, 20539268224), (32, 19897416092), (62, 10269634112), (64, 9948708046), (124, 5134817056), (128, 4974354023), (248, 2567408528), (397, 1603821952), (496, 1283704264), (794, 801910976), (992, 641852132), (1588, 400955488), (1984, 320926066), (3176, 200477744), (3968, 160463033), (6352, 100238872), (12307, 51736192), (12704, 50119436), (24614, 25868096), (25408, 25059718), (49228, 12934048), (50816, 12529859), (98456, 6467024), (196912, 3233512), (393824, 1616756), (404189, 1575296), (787648, 808378)]