225235960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137339}}^1$

素因数の和:137391

約数の個数: 32

約数和(自身を含む): 519145200

約数和(自身を除く): 293909240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 137339, 274678, 549356, 686695, 1098712, 1373390, 2746780, 5493560, 5630899, 11261798, 22523596, 28154495, 45047192, 56308990, 112617980, 225235960]

約数ペア:

[(1, 225235960), (2, 112617980), (4, 56308990), (5, 45047192), (8, 28154495), (10, 22523596), (20, 11261798), (40, 5630899), (41, 5493560), (82, 2746780), (164, 1373390), (205, 1098712), (328, 686695), (410, 549356), (820, 274678), (1640, 137339)]