161399810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1913}}^1$

素因数の和:2003

約数の個数: 64

約数和(自身を含む): 347276160

約数和(自身を除く): 185876350

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 59, 65, 110, 118, 130, 143, 286, 295, 590, 649, 715, 767, 1298, 1430, 1534, 1913, 3245, 3826, 3835, 6490, 7670, 8437, 9565, 16874, 19130, 21043, 24869, 42086, 42185, 49738, 84370, 105215, 112867, 124345, 210430, 225734, 248690, 273559, 547118, 564335, 1128670, 1241537, 1367795, 1467271, 2483074, 2735590, 2934542, 6207685, 7336355, 12415370, 14672710, 16139981, 32279962, 80699905, 161399810]

約数ペア:

[(1, 161399810), (2, 80699905), (5, 32279962), (10, 16139981), (11, 14672710), (13, 12415370), (22, 7336355), (26, 6207685), (55, 2934542), (59, 2735590), (65, 2483074), (110, 1467271), (118, 1367795), (130, 1241537), (143, 1128670), (286, 564335), (295, 547118), (590, 273559), (649, 248690), (715, 225734), (767, 210430), (1298, 124345), (1430, 112867), (1534, 105215), (1913, 84370), (3245, 49738), (3826, 42185), (3835, 42086), (6490, 24869), (7670, 21043), (8437, 19130), (9565, 16874)]