30025528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{643}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 60858000

約数和(自身を除く): 30832472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 449, 643, 898, 1286, 1796, 2572, 3592, 5144, 5837, 8359, 11674, 16718, 23348, 33436, 46696, 66872, 288707, 577414, 1154828, 2309656, 3753191, 7506382, 15012764, 30025528]

約数ペア:

[(1, 30025528), (2, 15012764), (4, 7506382), (8, 3753191), (13, 2309656), (26, 1154828), (52, 577414), (104, 288707), (449, 66872), (643, 46696), (898, 33436), (1286, 23348), (1796, 16718), (2572, 11674), (3592, 8359), (5144, 5837)]