81592004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 81401596

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 269, 307, 494, 538, 614, 988, 1076, 1228, 3497, 3991, 5111, 5833, 6994, 7982, 10222, 11666, 13988, 15964, 20444, 23332, 66443, 75829, 82583, 132886, 151658, 165166, 265772, 303316, 330332, 1073579, 1569077, 2147158, 3138154, 4294316, 6276308, 20398001, 40796002, 81592004]

約数ペア:

[(1, 81592004), (2, 40796002), (4, 20398001), (13, 6276308), (19, 4294316), (26, 3138154), (38, 2147158), (52, 1569077), (76, 1073579), (247, 330332), (269, 303316), (307, 265772), (494, 165166), (538, 151658), (614, 132886), (988, 82583), (1076, 75829), (1228, 66443), (3497, 23332), (3991, 20444), (5111, 15964), (5833, 13988), (6994, 11666), (7982, 10222)]