8169590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 17962560

約数和(自身を除く): 9792970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 130, 143, 145, 197, 286, 290, 319, 377, 394, 638, 715, 754, 985, 1430, 1595, 1885, 1970, 2167, 2561, 3190, 3770, 4147, 4334, 5122, 5713, 8294, 10835, 11426, 12805, 20735, 21670, 25610, 28171, 28565, 41470, 56342, 57130, 62843, 74269, 125686, 140855, 148538, 281710, 314215, 371345, 628430, 742690, 816959, 1633918, 4084795, 8169590]

約数ペア:

[(1, 8169590), (2, 4084795), (5, 1633918), (10, 816959), (11, 742690), (13, 628430), (22, 371345), (26, 314215), (29, 281710), (55, 148538), (58, 140855), (65, 125686), (110, 74269), (130, 62843), (143, 57130), (145, 56342), (197, 41470), (286, 28565), (290, 28171), (319, 25610), (377, 21670), (394, 20735), (638, 12805), (715, 11426), (754, 10835), (985, 8294), (1430, 5713), (1595, 5122), (1885, 4334), (1970, 4147), (2167, 3770), (2561, 3190)]