26890630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3391}}^1$

素因数の和:3472

約数の個数: 32

約数和(自身を含む): 52996608

約数和(自身を除く): 26105978

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3391, 3965, 6782, 7930, 16955, 33910, 44083, 88166, 206851, 220415, 413702, 440830, 1034255, 2068510, 2689063, 5378126, 13445315, 26890630]

約数ペア:

[(1, 26890630), (2, 13445315), (5, 5378126), (10, 2689063), (13, 2068510), (26, 1034255), (61, 440830), (65, 413702), (122, 220415), (130, 206851), (305, 88166), (610, 44083), (793, 33910), (1586, 16955), (3391, 7930), (3965, 6782)]