78811628

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{599}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 163430400

約数和(自身を除く): 84618772

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 127, 148, 254, 259, 508, 518, 599, 889, 1036, 1198, 1778, 2396, 3556, 4193, 4699, 8386, 9398, 16772, 18796, 22163, 32893, 44326, 65786, 76073, 88652, 131572, 152146, 155141, 304292, 310282, 532511, 620564, 1065022, 2130044, 2814701, 5629402, 11258804, 19702907, 39405814, 78811628]

約数ペア:

[(1, 78811628), (2, 39405814), (4, 19702907), (7, 11258804), (14, 5629402), (28, 2814701), (37, 2130044), (74, 1065022), (127, 620564), (148, 532511), (254, 310282), (259, 304292), (508, 155141), (518, 152146), (599, 131572), (889, 88652), (1036, 76073), (1198, 65786), (1778, 44326), (2396, 32893), (3556, 22163), (4193, 18796), (4699, 16772), (8386, 9398)]