66907425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 120145088

約数和(自身を除く): 53237663

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 163, 195, 325, 421, 489, 815, 975, 1263, 2105, 2119, 2445, 4075, 5473, 6315, 6357, 10525, 10595, 12225, 16419, 27365, 31575, 31785, 52975, 68623, 82095, 136825, 158925, 205869, 343115, 410475, 892099, 1029345, 1715575, 2676297, 4460495, 5146725, 13381485, 22302475, 66907425]

約数ペア:

[(1, 66907425), (3, 22302475), (5, 13381485), (13, 5146725), (15, 4460495), (25, 2676297), (39, 1715575), (65, 1029345), (75, 892099), (163, 410475), (195, 343115), (325, 205869), (421, 158925), (489, 136825), (815, 82095), (975, 68623), (1263, 52975), (2105, 31785), (2119, 31575), (2445, 27365), (4075, 16419), (5473, 12225), (6315, 10595), (6357, 10525)]