131530910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{39979}}^1$

素因数の和:40040

約数の個数: 32

約数和(自身を含む): 276341760

約数和(自身を除く): 144810850

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 39979, 79958, 199895, 279853, 399790, 559706, 1399265, 1879013, 2798530, 3758026, 9395065, 13153091, 18790130, 26306182, 65765455, 131530910]

約数ペア:

[(1, 131530910), (2, 65765455), (5, 26306182), (7, 18790130), (10, 13153091), (14, 9395065), (35, 3758026), (47, 2798530), (70, 1879013), (94, 1399265), (235, 559706), (329, 399790), (470, 279853), (658, 199895), (1645, 79958), (3290, 39979)]