25700775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 45425664

約数和(自身を除く): 19724889

約数列:

[1, 3, 5, 15, 23, 25, 47, 69, 75, 115, 141, 235, 317, 345, 575, 705, 951, 1081, 1175, 1585, 1725, 3243, 3525, 4755, 5405, 7291, 7925, 14899, 16215, 21873, 23775, 27025, 36455, 44697, 74495, 81075, 109365, 182275, 223485, 342677, 372475, 546825, 1028031, 1117425, 1713385, 5140155, 8566925, 25700775]

約数ペア:

[(1, 25700775), (3, 8566925), (5, 5140155), (15, 1713385), (23, 1117425), (25, 1028031), (47, 546825), (69, 372475), (75, 342677), (115, 223485), (141, 182275), (235, 109365), (317, 81075), (345, 74495), (575, 44697), (705, 36455), (951, 27025), (1081, 23775), (1175, 21873), (1585, 16215), (1725, 14899), (3243, 7925), (3525, 7291), (4755, 5405)]