91815020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5717}}^1$

素因数の和:5810

約数の個数: 48

約数和(自身を含む): 213258528

約数和(自身を除く): 121443508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 5717, 8030, 11434, 16060, 22868, 28585, 57170, 62887, 114340, 125774, 251548, 314435, 417341, 628870, 834682, 1257740, 1669364, 2086705, 4173410, 4590751, 8346820, 9181502, 18363004, 22953755, 45907510, 91815020]

約数ペア:

[(1, 91815020), (2, 45907510), (4, 22953755), (5, 18363004), (10, 9181502), (11, 8346820), (20, 4590751), (22, 4173410), (44, 2086705), (55, 1669364), (73, 1257740), (110, 834682), (146, 628870), (220, 417341), (292, 314435), (365, 251548), (730, 125774), (803, 114340), (1460, 62887), (1606, 57170), (3212, 28585), (4015, 22868), (5717, 16060), (8030, 11434)]