81273450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{28517}}^1$

素因数の和:28551

約数の個数: 48

約数和(自身を含む): 212173920

約数和(自身を除く): 130900470

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 28517, 57034, 85551, 142585, 171102, 285170, 427755, 541823, 712925, 855510, 1083646, 1425850, 1625469, 2138775, 2709115, 3250938, 4277550, 5418230, 8127345, 13545575, 16254690, 27091150, 40636725, 81273450]

約数ペア:

[(1, 81273450), (2, 40636725), (3, 27091150), (5, 16254690), (6, 13545575), (10, 8127345), (15, 5418230), (19, 4277550), (25, 3250938), (30, 2709115), (38, 2138775), (50, 1625469), (57, 1425850), (75, 1083646), (95, 855510), (114, 712925), (150, 541823), (190, 427755), (285, 285170), (475, 171102), (570, 142585), (950, 85551), (1425, 57034), (2850, 28517)]