51911250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 80

約数和(自身を含む): 131957760

約数和(自身を除く): 80046510

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 109, 125, 127, 150, 218, 250, 254, 327, 375, 381, 545, 625, 635, 654, 750, 762, 1090, 1250, 1270, 1635, 1875, 1905, 2725, 3175, 3270, 3750, 3810, 5450, 6350, 8175, 9525, 13625, 13843, 15875, 16350, 19050, 27250, 27686, 31750, 40875, 41529, 47625, 68125, 69215, 79375, 81750, 83058, 95250, 136250, 138430, 158750, 204375, 207645, 238125, 346075, 408750, 415290, 476250, 692150, 1038225, 1730375, 2076450, 3460750, 5191125, 8651875, 10382250, 17303750, 25955625, 51911250]

約数ペア:

[(1, 51911250), (2, 25955625), (3, 17303750), (5, 10382250), (6, 8651875), (10, 5191125), (15, 3460750), (25, 2076450), (30, 1730375), (50, 1038225), (75, 692150), (109, 476250), (125, 415290), (127, 408750), (150, 346075), (218, 238125), (250, 207645), (254, 204375), (327, 158750), (375, 138430), (381, 136250), (545, 95250), (625, 83058), (635, 81750), (654, 79375), (750, 69215), (762, 68125), (1090, 47625), (1250, 41529), (1270, 40875), (1635, 31750), (1875, 27686), (1905, 27250), (2725, 19050), (3175, 16350), (3270, 15875), (3750, 13843), (3810, 13625), (5450, 9525), (6350, 8175)]