225721280

素因数分解:

$2^6\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1571}}^1$

素因数の和:2037

約数の個数: 56

約数和(自身を含む): 539038800

約数和(自身を除く): 313317520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 449, 898, 1571, 1796, 2245, 3142, 3592, 4490, 6284, 7184, 7855, 8980, 12568, 14368, 15710, 17960, 25136, 28736, 31420, 35920, 50272, 62840, 71840, 100544, 125680, 143680, 251360, 502720, 705379, 1410758, 2821516, 3526895, 5643032, 7053790, 11286064, 14107580, 22572128, 28215160, 45144256, 56430320, 112860640, 225721280]

約数ペア:

[(1, 225721280), (2, 112860640), (4, 56430320), (5, 45144256), (8, 28215160), (10, 22572128), (16, 14107580), (20, 11286064), (32, 7053790), (40, 5643032), (64, 3526895), (80, 2821516), (160, 1410758), (320, 705379), (449, 502720), (898, 251360), (1571, 143680), (1796, 125680), (2245, 100544), (3142, 71840), (3592, 62840), (4490, 50272), (6284, 35920), (7184, 31420), (7855, 28736), (8980, 25136), (12568, 17960), (14368, 15710)]