72662620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{45989}}^1$

素因数の和:46077

約数の個数: 24

約数和(自身を含む): 154526400

約数和(自身を除く): 81863780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 45989, 91978, 183956, 229945, 459890, 919780, 3633131, 7266262, 14532524, 18165655, 36331310, 72662620]

約数ペア:

[(1, 72662620), (2, 36331310), (4, 18165655), (5, 14532524), (10, 7266262), (20, 3633131), (79, 919780), (158, 459890), (316, 229945), (395, 183956), (790, 91978), (1580, 45989)]