78918932

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 157715712

約数和(自身を除く): 78796780

約数列:

[1, 2, 4, 19, 31, 38, 41, 43, 62, 76, 82, 86, 124, 164, 172, 361, 589, 722, 779, 817, 1178, 1271, 1333, 1444, 1558, 1634, 1763, 2356, 2542, 2666, 3116, 3268, 3526, 5084, 5332, 7052, 11191, 14801, 15523, 22382, 24149, 25327, 29602, 31046, 33497, 44764, 48298, 50654, 54653, 59204, 62092, 66994, 96596, 101308, 109306, 133988, 218612, 458831, 481213, 636443, 917662, 962426, 1038407, 1272886, 1835324, 1924852, 2076814, 2545772, 4153628, 19729733, 39459466, 78918932]

約数ペア:

[(1, 78918932), (2, 39459466), (4, 19729733), (19, 4153628), (31, 2545772), (38, 2076814), (41, 1924852), (43, 1835324), (62, 1272886), (76, 1038407), (82, 962426), (86, 917662), (124, 636443), (164, 481213), (172, 458831), (361, 218612), (589, 133988), (722, 109306), (779, 101308), (817, 96596), (1178, 66994), (1271, 62092), (1333, 59204), (1444, 54653), (1558, 50654), (1634, 48298), (1763, 44764), (2356, 33497), (2542, 31046), (2666, 29602), (3116, 25327), (3268, 24149), (3526, 22382), (5084, 15523), (5332, 14801), (7052, 11191)]