78127905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 140083200

約数和(自身を除く): 61955295

約数列:

[1, 3, 5, 15, 19, 31, 37, 57, 93, 95, 111, 155, 185, 239, 285, 465, 555, 589, 703, 717, 1147, 1195, 1767, 2109, 2945, 3441, 3515, 3585, 4541, 5735, 7409, 8835, 8843, 10545, 13623, 17205, 21793, 22227, 22705, 26529, 37045, 44215, 65379, 68115, 108965, 111135, 132645, 140771, 168017, 274133, 326895, 422313, 504051, 703855, 822399, 840085, 1370665, 2111565, 2520255, 4111995, 5208527, 15625581, 26042635, 78127905]

約数ペア:

[(1, 78127905), (3, 26042635), (5, 15625581), (15, 5208527), (19, 4111995), (31, 2520255), (37, 2111565), (57, 1370665), (93, 840085), (95, 822399), (111, 703855), (155, 504051), (185, 422313), (239, 326895), (285, 274133), (465, 168017), (555, 140771), (589, 132645), (703, 111135), (717, 108965), (1147, 68115), (1195, 65379), (1767, 44215), (2109, 37045), (2945, 26529), (3441, 22705), (3515, 22227), (3585, 21793), (4541, 17205), (5735, 13623), (7409, 10545), (8835, 8843)]