128336890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{40231}}^1$

素因数の和:40278

約数の個数: 32

約数和(自身を含む): 260703360

約数和(自身を除く): 132366470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 40231, 80462, 201155, 402310, 442541, 885082, 1166699, 2212705, 2333398, 4425410, 5833495, 11666990, 12833689, 25667378, 64168445, 128336890]

約数ペア:

[(1, 128336890), (2, 64168445), (5, 25667378), (10, 12833689), (11, 11666990), (22, 5833495), (29, 4425410), (55, 2333398), (58, 2212705), (110, 1166699), (145, 885082), (290, 442541), (319, 402310), (638, 201155), (1595, 80462), (3190, 40231)]