129486890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{4133}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 252107856

約数和(自身を除く): 122620966

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 1205, 2410, 3133, 4133, 6266, 8266, 15665, 20665, 31330, 41330, 53729, 107458, 268645, 537290, 996053, 1992106, 4980265, 9960530, 12948689, 25897378, 64743445, 129486890]

約数ペア:

[(1, 129486890), (2, 64743445), (5, 25897378), (10, 12948689), (13, 9960530), (26, 4980265), (65, 1992106), (130, 996053), (241, 537290), (482, 268645), (1205, 107458), (2410, 53729), (3133, 41330), (4133, 31330), (6266, 20665), (8266, 15665)]