19764625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 26687232

約数和(自身を除く): 6922607

約数列:

[1, 5, 17, 25, 71, 85, 125, 131, 355, 425, 655, 1207, 1775, 2125, 2227, 3275, 6035, 8875, 9301, 11135, 16375, 30175, 46505, 55675, 150875, 158117, 232525, 278375, 790585, 1162625, 3952925, 19764625]

約数ペア:

[(1, 19764625), (5, 3952925), (17, 1162625), (25, 790585), (71, 278375), (85, 232525), (125, 158117), (131, 150875), (355, 55675), (425, 46505), (655, 30175), (1207, 16375), (1775, 11135), (2125, 9301), (2227, 8875), (3275, 6035)]