12825020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 29338848

約数和(自身を除く): 16513828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 461, 535, 922, 1070, 1391, 1844, 2140, 2305, 2782, 4610, 5564, 5993, 6955, 9220, 11986, 13910, 23972, 27820, 29965, 49327, 59930, 98654, 119860, 197308, 246635, 493270, 641251, 986540, 1282502, 2565004, 3206255, 6412510, 12825020]

約数ペア:

[(1, 12825020), (2, 6412510), (4, 3206255), (5, 2565004), (10, 1282502), (13, 986540), (20, 641251), (26, 493270), (52, 246635), (65, 197308), (107, 119860), (130, 98654), (214, 59930), (260, 49327), (428, 29965), (461, 27820), (535, 23972), (922, 13910), (1070, 11986), (1391, 9220), (1844, 6955), (2140, 5993), (2305, 5564), (2782, 4610)]