77692420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{298817}}^1$

素因数の和:298839

約数の個数: 24

約数和(自身を含む): 175704984

約数和(自身を除く): 98012564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 298817, 597634, 1195268, 1494085, 2988170, 3884621, 5976340, 7769242, 15538484, 19423105, 38846210, 77692420]

約数ペア:

[(1, 77692420), (2, 38846210), (4, 19423105), (5, 15538484), (10, 7769242), (13, 5976340), (20, 3884621), (26, 2988170), (52, 1494085), (65, 1195268), (130, 597634), (260, 298817)]