908520640

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{69247}}^1$

素因数の和:69305

約数の個数: 56

約数和(自身を含む): 2216212992

約数和(自身を除く): 1307692352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 69247, 138494, 276988, 346235, 553976, 692470, 1107952, 1384940, 2215904, 2769880, 2839127, 4431808, 5539760, 5678254, 11079520, 11356508, 14195635, 22159040, 22713016, 28391270, 45426032, 56782540, 90852064, 113565080, 181704128, 227130160, 454260320, 908520640]

約数ペア:

[(1, 908520640), (2, 454260320), (4, 227130160), (5, 181704128), (8, 113565080), (10, 90852064), (16, 56782540), (20, 45426032), (32, 28391270), (40, 22713016), (41, 22159040), (64, 14195635), (80, 11356508), (82, 11079520), (160, 5678254), (164, 5539760), (205, 4431808), (320, 2839127), (328, 2769880), (410, 2215904), (656, 1384940), (820, 1107952), (1312, 692470), (1640, 553976), (2624, 346235), (3280, 276988), (6560, 138494), (13120, 69247)]