81629250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{857}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 205590528

約数和(自身を除く): 123961278

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 127, 150, 250, 254, 375, 381, 635, 750, 762, 857, 1270, 1714, 1905, 2571, 3175, 3810, 4285, 5142, 6350, 8570, 9525, 12855, 15875, 19050, 21425, 25710, 31750, 42850, 47625, 64275, 95250, 107125, 108839, 128550, 214250, 217678, 321375, 326517, 544195, 642750, 653034, 1088390, 1632585, 2720975, 3265170, 5441950, 8162925, 13604875, 16325850, 27209750, 40814625, 81629250]

約数ペア:

[(1, 81629250), (2, 40814625), (3, 27209750), (5, 16325850), (6, 13604875), (10, 8162925), (15, 5441950), (25, 3265170), (30, 2720975), (50, 1632585), (75, 1088390), (125, 653034), (127, 642750), (150, 544195), (250, 326517), (254, 321375), (375, 217678), (381, 214250), (635, 128550), (750, 108839), (762, 107125), (857, 95250), (1270, 64275), (1714, 47625), (1905, 42850), (2571, 31750), (3175, 25710), (3810, 21425), (4285, 19050), (5142, 15875), (6350, 12855), (8570, 9525)]