84019375

素因数分解:

$5^4\times {\mathrm{11}}^3\times {\mathrm{101}}^1$

素因数の和:154

約数の個数: 40

約数和(自身を含む): 116625168

約数和(自身を除く): 32605793

約数列:

[1, 5, 11, 25, 55, 101, 121, 125, 275, 505, 605, 625, 1111, 1331, 1375, 2525, 3025, 5555, 6655, 6875, 12221, 12625, 15125, 27775, 33275, 61105, 63125, 75625, 134431, 138875, 166375, 305525, 672155, 694375, 831875, 1527625, 3360775, 7638125, 16803875, 84019375]

約数ペア:

[(1, 84019375), (5, 16803875), (11, 7638125), (25, 3360775), (55, 1527625), (101, 831875), (121, 694375), (125, 672155), (275, 305525), (505, 166375), (605, 138875), (625, 134431), (1111, 75625), (1331, 63125), (1375, 61105), (2525, 33275), (3025, 27775), (5555, 15125), (6655, 12625), (6875, 12221)]