72672860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{279511}}^1$

素因数の和:279533

約数の個数: 24

約数和(自身を含む): 164353056

約数和(自身を除く): 91680196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 279511, 559022, 1118044, 1397555, 2795110, 3633643, 5590220, 7267286, 14534572, 18168215, 36336430, 72672860]

約数ペア:

[(1, 72672860), (2, 36336430), (4, 18168215), (5, 14534572), (10, 7267286), (13, 5590220), (20, 3633643), (26, 2795110), (52, 1397555), (65, 1118044), (130, 559022), (260, 279511)]