78235612

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 174287904

約数和(自身を除く): 96052292

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 157, 182, 259, 314, 364, 481, 518, 628, 962, 1036, 1099, 1369, 1924, 2041, 2198, 2738, 3367, 4082, 4396, 5476, 5809, 6734, 8164, 9583, 11618, 13468, 14287, 17797, 19166, 23236, 28574, 35594, 38332, 40663, 57148, 71188, 75517, 81326, 124579, 151034, 162652, 214933, 249158, 302068, 429866, 498316, 528619, 859732, 1057238, 1504531, 2114476, 2794129, 3009062, 5588258, 6018124, 11176516, 19558903, 39117806, 78235612]

約数ペア:

[(1, 78235612), (2, 39117806), (4, 19558903), (7, 11176516), (13, 6018124), (14, 5588258), (26, 3009062), (28, 2794129), (37, 2114476), (52, 1504531), (74, 1057238), (91, 859732), (148, 528619), (157, 498316), (182, 429866), (259, 302068), (314, 249158), (364, 214933), (481, 162652), (518, 151034), (628, 124579), (962, 81326), (1036, 75517), (1099, 71188), (1369, 57148), (1924, 40663), (2041, 38332), (2198, 35594), (2738, 28574), (3367, 23236), (4082, 19166), (4396, 17797), (5476, 14287), (5809, 13468), (6734, 11618), (8164, 9583)]