4025025

素因数分解:

$3^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 7588800

約数和(自身を除く): 3563775

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 67, 75, 89, 135, 201, 225, 267, 335, 445, 603, 675, 801, 1005, 1335, 1675, 1809, 2225, 2403, 3015, 4005, 5025, 5963, 6675, 9045, 12015, 15075, 17889, 20025, 29815, 45225, 53667, 60075, 89445, 149075, 161001, 268335, 447225, 805005, 1341675, 4025025]

約数ペア:

[(1, 4025025), (3, 1341675), (5, 805005), (9, 447225), (15, 268335), (25, 161001), (27, 149075), (45, 89445), (67, 60075), (75, 53667), (89, 45225), (135, 29815), (201, 20025), (225, 17889), (267, 15075), (335, 12015), (445, 9045), (603, 6675), (675, 5963), (801, 5025), (1005, 4005), (1335, 3015), (1675, 2403), (1809, 2225)]