521538195965

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{359}}^1\times {\mathrm{1019}}^1$

素因数の和:1794

約数の個数: 64

約数和(自身を含む): 678585600000

約数和(自身を除く): 157047404035

約数列:

[1, 5, 19, 43, 95, 215, 349, 359, 817, 1019, 1745, 1795, 4085, 5095, 6631, 6821, 15007, 15437, 19361, 33155, 34105, 43817, 75035, 77185, 96805, 125291, 219085, 285133, 293303, 355631, 365821, 626455, 832523, 1425665, 1466515, 1778155, 1829105, 2380529, 4162615, 5387513, 6756989, 6950599, 11902645, 15292133, 15730303, 26937565, 33784945, 34752995, 76460665, 78651515, 102362747, 127671529, 290550527, 298875757, 511813735, 638357645, 1452752635, 1494378785, 2425759051, 5489875747, 12128795255, 27449378735, 104307639193, 521538195965]

約数ペア:

[(1, 521538195965), (5, 104307639193), (19, 27449378735), (43, 12128795255), (95, 5489875747), (215, 2425759051), (349, 1494378785), (359, 1452752635), (817, 638357645), (1019, 511813735), (1745, 298875757), (1795, 290550527), (4085, 127671529), (5095, 102362747), (6631, 78651515), (6821, 76460665), (15007, 34752995), (15437, 33784945), (19361, 26937565), (33155, 15730303), (34105, 15292133), (43817, 11902645), (75035, 6950599), (77185, 6756989), (96805, 5387513), (125291, 4162615), (219085, 2380529), (285133, 1829105), (293303, 1778155), (355631, 1466515), (365821, 1425665), (626455, 832523)]