81509090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{10627}}^1$

素因数の和:10706

約数の個数: 32

約数和(自身を含む): 160695360

約数和(自身を除く): 79186270

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 3835, 7670, 10627, 21254, 53135, 106270, 138151, 276302, 626993, 690755, 1253986, 1381510, 3134965, 6269930, 8150909, 16301818, 40754545, 81509090]

約数ペア:

[(1, 81509090), (2, 40754545), (5, 16301818), (10, 8150909), (13, 6269930), (26, 3134965), (59, 1381510), (65, 1253986), (118, 690755), (130, 626993), (295, 276302), (590, 138151), (767, 106270), (1534, 53135), (3835, 21254), (7670, 10627)]