133701875

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 178142976

約数和(自身を除く): 44441101

約数列:

[1, 5, 23, 25, 71, 115, 125, 131, 355, 575, 625, 655, 1633, 1775, 2875, 3013, 3275, 8165, 8875, 9301, 14375, 15065, 16375, 40825, 44375, 46505, 75325, 81875, 204125, 213923, 232525, 376625, 1020625, 1069615, 1162625, 1883125, 5348075, 5813125, 26740375, 133701875]

約数ペア:

[(1, 133701875), (5, 26740375), (23, 5813125), (25, 5348075), (71, 1883125), (115, 1162625), (125, 1069615), (131, 1020625), (355, 376625), (575, 232525), (625, 213923), (655, 204125), (1633, 81875), (1775, 75325), (2875, 46505), (3013, 44375), (3275, 40825), (8165, 16375), (8875, 15065), (9301, 14375)]