78083980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{300323}}^1$

素因数の和:300345

約数の個数: 24

約数和(自身を含む): 176590512

約数和(自身を除く): 98506532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 300323, 600646, 1201292, 1501615, 3003230, 3904199, 6006460, 7808398, 15616796, 19520995, 39041990, 78083980]

約数ペア:

[(1, 78083980), (2, 39041990), (4, 19520995), (5, 15616796), (10, 7808398), (13, 6006460), (20, 3904199), (26, 3003230), (52, 1501615), (65, 1201292), (130, 600646), (260, 300323)]