71407225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 101779200

約数和(自身を除く): 30371975

約数列:

[1, 5, 17, 19, 25, 37, 85, 95, 185, 239, 323, 425, 475, 629, 703, 925, 1195, 1615, 3145, 3515, 4063, 4541, 5975, 8075, 8843, 11951, 15725, 17575, 20315, 22705, 44215, 59755, 77197, 101575, 113525, 150331, 168017, 221075, 298775, 385985, 751655, 840085, 1929925, 2856289, 3758275, 4200425, 14281445, 71407225]

約数ペア:

[(1, 71407225), (5, 14281445), (17, 4200425), (19, 3758275), (25, 2856289), (37, 1929925), (85, 840085), (95, 751655), (185, 385985), (239, 298775), (323, 221075), (425, 168017), (475, 150331), (629, 113525), (703, 101575), (925, 77197), (1195, 59755), (1615, 44215), (3145, 22705), (3515, 20315), (4063, 17575), (4541, 15725), (5975, 11951), (8075, 8843)]