810779061455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20681}}^1\times {\mathrm{8009}}^1$

素因数の和:28795

約数の個数: 32

約数和(自身を含む): 1073495073600

約数和(自身を除く): 262716012145

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 8009, 20681, 40045, 88099, 103405, 227491, 440495, 712801, 1137455, 1840609, 3564005, 7840811, 9203045, 20246699, 39204055, 101233495, 165634129, 828170645, 1821975419, 9109877095, 14741437481, 73707187405, 162155812291, 810779061455]

約数ペア:

[(1, 810779061455), (5, 162155812291), (11, 73707187405), (55, 14741437481), (89, 9109877095), (445, 1821975419), (979, 828170645), (4895, 165634129), (8009, 101233495), (20681, 39204055), (40045, 20246699), (88099, 9203045), (103405, 7840811), (227491, 3564005), (440495, 1840609), (712801, 1137455)]