39981500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{6151}}^1$

素因数の和:6183

約数の個数: 48

約数和(自身を含む): 94051776

約数和(自身を除く): 54070276

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6151, 6500, 12302, 24604, 30755, 61510, 79963, 123020, 153775, 159926, 307550, 319852, 399815, 615100, 768875, 799630, 1537750, 1599260, 1999075, 3075500, 3998150, 7996300, 9995375, 19990750, 39981500]

約数ペア:

[(1, 39981500), (2, 19990750), (4, 9995375), (5, 7996300), (10, 3998150), (13, 3075500), (20, 1999075), (25, 1599260), (26, 1537750), (50, 799630), (52, 768875), (65, 615100), (100, 399815), (125, 319852), (130, 307550), (250, 159926), (260, 153775), (325, 123020), (500, 79963), (650, 61510), (1300, 30755), (1625, 24604), (3250, 12302), (6151, 6500)]