1992393125

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:911

約数の個数: 40

約数和(自身を含む): 2570927040

約数和(自身を除く): 578533915

約数列:

[1, 5, 25, 59, 71, 125, 295, 355, 625, 761, 1475, 1775, 3805, 4189, 7375, 8875, 19025, 20945, 36875, 44375, 44899, 54031, 95125, 104725, 224495, 270155, 475625, 523625, 1122475, 1350775, 2618125, 3187829, 5612375, 6753875, 15939145, 28061875, 33769375, 79695725, 398478625, 1992393125]

約数ペア:

[(1, 1992393125), (5, 398478625), (25, 79695725), (59, 33769375), (71, 28061875), (125, 15939145), (295, 6753875), (355, 5612375), (625, 3187829), (761, 2618125), (1475, 1350775), (1775, 1122475), (3805, 523625), (4189, 475625), (7375, 270155), (8875, 224495), (19025, 104725), (20945, 95125), (36875, 54031), (44375, 44899)]