68964465

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 122135040

約数和(自身を除く): 53170575

約数列:

[1, 3, 5, 15, 23, 29, 61, 69, 87, 113, 115, 145, 183, 305, 339, 345, 435, 565, 667, 915, 1403, 1695, 1769, 2001, 2599, 3277, 3335, 4209, 5307, 6893, 7015, 7797, 8845, 9831, 10005, 12995, 16385, 20679, 21045, 26535, 34465, 38985, 40687, 49155, 75371, 103395, 122061, 158539, 199897, 203435, 226113, 376855, 475617, 599691, 610305, 792695, 999485, 1130565, 2378085, 2998455, 4597631, 13792893, 22988155, 68964465]

約数ペア:

[(1, 68964465), (3, 22988155), (5, 13792893), (15, 4597631), (23, 2998455), (29, 2378085), (61, 1130565), (69, 999485), (87, 792695), (113, 610305), (115, 599691), (145, 475617), (183, 376855), (305, 226113), (339, 203435), (345, 199897), (435, 158539), (565, 122061), (667, 103395), (915, 75371), (1403, 49155), (1695, 40687), (1769, 38985), (2001, 34465), (2599, 26535), (3277, 21045), (3335, 20679), (4209, 16385), (5307, 12995), (6893, 10005), (7015, 9831), (7797, 8845)]