78800085

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2787

約数の個数: 72

約数和(自身を含む): 171171000

約数和(自身を除く): 92370915

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1911, 2205, 2749, 3185, 4095, 5733, 8247, 9555, 13745, 19243, 24741, 28665, 35737, 41235, 57729, 96215, 107211, 123705, 134701, 173187, 178685, 250159, 288645, 321633, 404103, 536055, 673505, 750477, 865935, 1212309, 1250795, 1608165, 1751113, 2020515, 2251431, 3752385, 5253339, 6061545, 8755565, 11257155, 15760017, 26266695, 78800085]

約数ペア:

[(1, 78800085), (3, 26266695), (5, 15760017), (7, 11257155), (9, 8755565), (13, 6061545), (15, 5253339), (21, 3752385), (35, 2251431), (39, 2020515), (45, 1751113), (49, 1608165), (63, 1250795), (65, 1212309), (91, 865935), (105, 750477), (117, 673505), (147, 536055), (195, 404103), (245, 321633), (273, 288645), (315, 250159), (441, 178685), (455, 173187), (585, 134701), (637, 123705), (735, 107211), (819, 96215), (1365, 57729), (1911, 41235), (2205, 35737), (2749, 28665), (3185, 24741), (4095, 19243), (5733, 13745), (8247, 9555)]