5100500

素因数分解:

$2^2\times 5^3\times {\mathrm{101}}^2$

素因数の和:221

約数の個数: 36

約数和(自身を含む): 11250876

約数和(自身を除く): 6150376

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 125, 202, 250, 404, 500, 505, 1010, 2020, 2525, 5050, 10100, 10201, 12625, 20402, 25250, 40804, 50500, 51005, 102010, 204020, 255025, 510050, 1020100, 1275125, 2550250, 5100500]

約数ペア:

[(1, 5100500), (2, 2550250), (4, 1275125), (5, 1020100), (10, 510050), (20, 255025), (25, 204020), (50, 102010), (100, 51005), (101, 50500), (125, 40804), (202, 25250), (250, 20402), (404, 12625), (500, 10201), (505, 10100), (1010, 5050), (2020, 2525)]