154328125

素因数分解:

$5^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:137

約数の個数: 56

約数和(自身を含む): 236246976

約数和(自身を除く): 81918851

約数列:

[1, 5, 7, 17, 25, 35, 83, 85, 119, 125, 175, 415, 425, 581, 595, 625, 875, 1411, 2075, 2125, 2905, 2975, 3125, 4375, 7055, 9877, 10375, 10625, 14525, 14875, 15625, 21875, 35275, 49385, 51875, 53125, 72625, 74375, 109375, 176375, 246925, 259375, 265625, 363125, 371875, 881875, 1234625, 1296875, 1815625, 1859375, 4409375, 6173125, 9078125, 22046875, 30865625, 154328125]

約数ペア:

[(1, 154328125), (5, 30865625), (7, 22046875), (17, 9078125), (25, 6173125), (35, 4409375), (83, 1859375), (85, 1815625), (119, 1296875), (125, 1234625), (175, 881875), (415, 371875), (425, 363125), (581, 265625), (595, 259375), (625, 246925), (875, 176375), (1411, 109375), (2075, 74375), (2125, 72625), (2905, 53125), (2975, 51875), (3125, 49385), (4375, 35275), (7055, 21875), (9877, 15625), (10375, 14875), (10625, 14525)]