72757725

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 125075328

約数和(自身を除く): 52317603

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 157, 167, 185, 471, 501, 555, 785, 835, 925, 2355, 2505, 2775, 3925, 4175, 5809, 6179, 11775, 12525, 17427, 18537, 26219, 29045, 30895, 78657, 87135, 92685, 131095, 145225, 154475, 393285, 435675, 463425, 655475, 970103, 1966425, 2910309, 4850515, 14551545, 24252575, 72757725]

約数ペア:

[(1, 72757725), (3, 24252575), (5, 14551545), (15, 4850515), (25, 2910309), (37, 1966425), (75, 970103), (111, 655475), (157, 463425), (167, 435675), (185, 393285), (471, 154475), (501, 145225), (555, 131095), (785, 92685), (835, 87135), (925, 78657), (2355, 30895), (2505, 29045), (2775, 26219), (3925, 18537), (4175, 17427), (5809, 12525), (6179, 11775)]