72031135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 98703360

約数和(自身を除く): 26672225

約数列:

[1, 5, 11, 31, 55, 83, 155, 341, 415, 509, 913, 1705, 2545, 2573, 4565, 5599, 12865, 15779, 27995, 28303, 42247, 78895, 141515, 173569, 211235, 464717, 867845, 1309657, 2323585, 6548285, 14406227, 72031135]

約数ペア:

[(1, 72031135), (5, 14406227), (11, 6548285), (31, 2323585), (55, 1309657), (83, 867845), (155, 464717), (341, 211235), (415, 173569), (509, 141515), (913, 78895), (1705, 42247), (2545, 28303), (2573, 27995), (4565, 15779), (5599, 12865)]