8265500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 18415488

約数和(自身を除く): 10149988

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 271, 305, 500, 542, 610, 1084, 1220, 1355, 1525, 2710, 3050, 5420, 6100, 6775, 7625, 13550, 15250, 16531, 27100, 30500, 33062, 33875, 66124, 67750, 82655, 135500, 165310, 330620, 413275, 826550, 1653100, 2066375, 4132750, 8265500]

約数ペア:

[(1, 8265500), (2, 4132750), (4, 2066375), (5, 1653100), (10, 826550), (20, 413275), (25, 330620), (50, 165310), (61, 135500), (100, 82655), (122, 67750), (125, 66124), (244, 33875), (250, 33062), (271, 30500), (305, 27100), (500, 16531), (542, 15250), (610, 13550), (1084, 7625), (1220, 6775), (1355, 6100), (1525, 5420), (2710, 3050)]