25070715

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 45453408

約数和(自身を除く): 20382693

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 309, 405, 515, 601, 927, 1545, 1803, 2781, 3005, 4635, 5409, 8343, 9015, 13905, 16227, 27045, 41715, 48681, 61903, 81135, 185709, 243405, 309515, 557127, 928545, 1671381, 2785635, 5014143, 8356905, 25070715]

約数ペア:

[(1, 25070715), (3, 8356905), (5, 5014143), (9, 2785635), (15, 1671381), (27, 928545), (45, 557127), (81, 309515), (103, 243405), (135, 185709), (309, 81135), (405, 61903), (515, 48681), (601, 41715), (927, 27045), (1545, 16227), (1803, 13905), (2781, 9015), (3005, 8343), (4635, 5409)]