26440115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 36556800

約数和(自身を除く): 10116685

約数列:

[1, 5, 13, 19, 65, 79, 95, 247, 271, 395, 1027, 1235, 1355, 1501, 3523, 5135, 5149, 7505, 17615, 19513, 21409, 25745, 66937, 97565, 107045, 278317, 334685, 406771, 1391585, 2033855, 5288023, 26440115]

約数ペア:

[(1, 26440115), (5, 5288023), (13, 2033855), (19, 1391585), (65, 406771), (79, 334685), (95, 278317), (247, 107045), (271, 97565), (395, 66937), (1027, 25745), (1235, 21409), (1355, 19513), (1501, 17615), (3523, 7505), (5135, 5149)]