80389660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1327}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 182722176

約数和(自身を除く): 102332516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 233, 260, 466, 932, 1165, 1327, 2330, 2654, 3029, 4660, 5308, 6058, 6635, 12116, 13270, 15145, 17251, 26540, 30290, 34502, 60580, 69004, 86255, 172510, 309191, 345020, 618382, 1236764, 1545955, 3091910, 4019483, 6183820, 8038966, 16077932, 20097415, 40194830, 80389660]

約数ペア:

[(1, 80389660), (2, 40194830), (4, 20097415), (5, 16077932), (10, 8038966), (13, 6183820), (20, 4019483), (26, 3091910), (52, 1545955), (65, 1236764), (130, 618382), (233, 345020), (260, 309191), (466, 172510), (932, 86255), (1165, 69004), (1327, 60580), (2330, 34502), (2654, 30290), (3029, 26540), (4660, 17251), (5308, 15145), (6058, 13270), (6635, 12116)]