447578960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2237}}^1$

素因数の和:2352

約数の個数: 80

約数和(自身を含む): 1083961872

約数和(自身を除く): 636382912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 61, 80, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 656, 820, 976, 1220, 1640, 2237, 2440, 2501, 3280, 4474, 4880, 5002, 8948, 10004, 11185, 12505, 17896, 20008, 22370, 25010, 35792, 40016, 44740, 50020, 89480, 91717, 100040, 136457, 178960, 183434, 200080, 272914, 366868, 458585, 545828, 682285, 733736, 917170, 1091656, 1364570, 1467472, 1834340, 2183312, 2729140, 3668680, 5458280, 5594737, 7337360, 10916560, 11189474, 22378948, 27973685, 44757896, 55947370, 89515792, 111894740, 223789480, 447578960]

約数ペア:

[(1, 447578960), (2, 223789480), (4, 111894740), (5, 89515792), (8, 55947370), (10, 44757896), (16, 27973685), (20, 22378948), (40, 11189474), (41, 10916560), (61, 7337360), (80, 5594737), (82, 5458280), (122, 3668680), (164, 2729140), (205, 2183312), (244, 1834340), (305, 1467472), (328, 1364570), (410, 1091656), (488, 917170), (610, 733736), (656, 682285), (820, 545828), (976, 458585), (1220, 366868), (1640, 272914), (2237, 200080), (2440, 183434), (2501, 178960), (3280, 136457), (4474, 100040), (4880, 91717), (5002, 89480), (8948, 50020), (10004, 44740), (11185, 40016), (12505, 35792), (17896, 25010), (20008, 22370)]