131121770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{4523}}^1$

素因数の和:4766

約数の個数: 32

約数和(自身を含む): 255370752

約数和(自身を除く): 124248982

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2899, 4523, 5798, 9046, 14495, 22615, 28990, 45230, 58799, 117598, 293995, 587990, 1008629, 2017258, 5043145, 10086290, 13112177, 26224354, 65560885, 131121770]

約数ペア:

[(1, 131121770), (2, 65560885), (5, 26224354), (10, 13112177), (13, 10086290), (26, 5043145), (65, 2017258), (130, 1008629), (223, 587990), (446, 293995), (1115, 117598), (2230, 58799), (2899, 45230), (4523, 28990), (5798, 22615), (9046, 14495)]