815393125

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 1073806272

約数和(自身を除く): 258413147

約数列:

[1, 5, 23, 25, 115, 125, 131, 433, 575, 625, 655, 2165, 2875, 3013, 3275, 9959, 10825, 14375, 15065, 16375, 49795, 54125, 56723, 75325, 81875, 248975, 270625, 283615, 376625, 1244875, 1304629, 1418075, 1883125, 6224375, 6523145, 7090375, 32615725, 35451875, 163078625, 815393125]

約数ペア:

[(1, 815393125), (5, 163078625), (23, 35451875), (25, 32615725), (115, 7090375), (125, 6523145), (131, 6224375), (433, 1883125), (575, 1418075), (625, 1304629), (655, 1244875), (2165, 376625), (2875, 283615), (3013, 270625), (3275, 248975), (9959, 81875), (10825, 75325), (14375, 56723), (15065, 54125), (16375, 49795)]