25955860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{467}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 62584704

約数和(自身を除く): 36628844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 467, 794, 934, 1588, 1868, 1985, 2335, 2779, 3269, 3970, 4670, 5558, 6538, 7940, 9340, 11116, 13076, 13895, 16345, 27790, 32690, 55580, 65380, 185399, 370798, 741596, 926995, 1297793, 1853990, 2595586, 3707980, 5191172, 6488965, 12977930, 25955860]

約数ペア:

[(1, 25955860), (2, 12977930), (4, 6488965), (5, 5191172), (7, 3707980), (10, 2595586), (14, 1853990), (20, 1297793), (28, 926995), (35, 741596), (70, 370798), (140, 185399), (397, 65380), (467, 55580), (794, 32690), (934, 27790), (1588, 16345), (1868, 13895), (1985, 13076), (2335, 11116), (2779, 9340), (3269, 7940), (3970, 6538), (4670, 5558)]