72305485

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 103514112

約数和(自身を除く): 31208627

約数列:

[1, 5, 7, 31, 35, 103, 155, 217, 515, 647, 721, 1085, 3193, 3235, 3605, 4529, 15965, 20057, 22351, 22645, 66641, 100285, 111755, 140399, 333205, 466487, 701995, 2065871, 2332435, 10329355, 14461097, 72305485]

約数ペア:

[(1, 72305485), (5, 14461097), (7, 10329355), (31, 2332435), (35, 2065871), (103, 701995), (155, 466487), (217, 333205), (515, 140399), (647, 111755), (721, 100285), (1085, 66641), (3193, 22645), (3235, 22351), (3605, 20057), (4529, 15965)]