12980525050

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2570401}}^1$

素因数の和:2570514

約数の個数: 24

約数和(自身を含む): 24382833372

約数和(自身を除く): 11402308322

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 5050, 2570401, 5140802, 12852005, 25704010, 64260025, 128520050, 259610501, 519221002, 1298052505, 2596105010, 6490262525, 12980525050]

約数ペア:

[(1, 12980525050), (2, 6490262525), (5, 2596105010), (10, 1298052505), (25, 519221002), (50, 259610501), (101, 128520050), (202, 64260025), (505, 25704010), (1010, 12852005), (2525, 5140802), (5050, 2570401)]