78776204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 158618880

約数和(自身を除く): 79842676

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 284, 494, 923, 988, 1123, 1349, 1846, 2246, 2698, 3692, 4492, 5396, 14599, 17537, 21337, 29198, 35074, 42674, 58396, 70148, 79733, 85348, 159466, 277381, 318932, 554762, 1036529, 1109524, 1514927, 2073058, 3029854, 4146116, 6059708, 19694051, 39388102, 78776204]

約数ペア:

[(1, 78776204), (2, 39388102), (4, 19694051), (13, 6059708), (19, 4146116), (26, 3029854), (38, 2073058), (52, 1514927), (71, 1109524), (76, 1036529), (142, 554762), (247, 318932), (284, 277381), (494, 159466), (923, 85348), (988, 79733), (1123, 70148), (1349, 58396), (1846, 42674), (2246, 35074), (2698, 29198), (3692, 21337), (4492, 17537), (5396, 14599)]