78514816

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 165288960

約数和(自身を除く): 86774144

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 376, 421, 496, 752, 842, 992, 1457, 1504, 1684, 1984, 2914, 3008, 3368, 3968, 5828, 6016, 6736, 11656, 13051, 13472, 19787, 23312, 26102, 26944, 39574, 46624, 52204, 53888, 79148, 93248, 104408, 158296, 186496, 208816, 316592, 417632, 613397, 633184, 835264, 1226794, 1266368, 1670528, 2453588, 2532736, 4907176, 9814352, 19628704, 39257408, 78514816]

約数ペア:

[(1, 78514816), (2, 39257408), (4, 19628704), (8, 9814352), (16, 4907176), (31, 2532736), (32, 2453588), (47, 1670528), (62, 1266368), (64, 1226794), (94, 835264), (124, 633184), (128, 613397), (188, 417632), (248, 316592), (376, 208816), (421, 186496), (496, 158296), (752, 104408), (842, 93248), (992, 79148), (1457, 53888), (1504, 52204), (1684, 46624), (1984, 39574), (2914, 26944), (3008, 26102), (3368, 23312), (3968, 19787), (5828, 13472), (6016, 13051), (6736, 11656)]