26326690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3821}}^1$

素因数の和:3894

約数の個数: 32

約数和(自身を含む): 52009776

約数和(自身を除く): 25683086

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 3821, 6890, 7642, 19105, 38210, 49673, 99346, 202513, 248365, 405026, 496730, 1012565, 2025130, 2632669, 5265338, 13163345, 26326690]

約数ペア:

[(1, 26326690), (2, 13163345), (5, 5265338), (10, 2632669), (13, 2025130), (26, 1012565), (53, 496730), (65, 405026), (106, 248365), (130, 202513), (265, 99346), (530, 49673), (689, 38210), (1378, 19105), (3445, 7642), (3821, 6890)]