66956890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6689}}^1$

素因数の和:6727

約数の個数: 64

約数和(自身を含む): 161844480

約数和(自身を除く): 94887590

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 6689, 10010, 13378, 33445, 46823, 66890, 73579, 86957, 93646, 147158, 173914, 234115, 367895, 434785, 468230, 515053, 608699, 735790, 869570, 956527, 1030106, 1217398, 1913054, 2575265, 3043495, 4782635, 5150530, 6086990, 6695689, 9565270, 13391378, 33478445, 66956890]

約数ペア:

[(1, 66956890), (2, 33478445), (5, 13391378), (7, 9565270), (10, 6695689), (11, 6086990), (13, 5150530), (14, 4782635), (22, 3043495), (26, 2575265), (35, 1913054), (55, 1217398), (65, 1030106), (70, 956527), (77, 869570), (91, 735790), (110, 608699), (130, 515053), (143, 468230), (154, 434785), (182, 367895), (286, 234115), (385, 173914), (455, 147158), (715, 93646), (770, 86957), (910, 73579), (1001, 66890), (1430, 46823), (2002, 33445), (5005, 13378), (6689, 10010)]