80146240

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1187}}^1$

素因数の和:1415

約数の個数: 56

約数和(自身を含む): 191914272

約数和(自身を除く): 111768032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1187, 1688, 2110, 2374, 3376, 4220, 4748, 5935, 6752, 8440, 9496, 11870, 13504, 16880, 18992, 23740, 33760, 37984, 47480, 67520, 75968, 94960, 189920, 250457, 379840, 500914, 1001828, 1252285, 2003656, 2504570, 4007312, 5009140, 8014624, 10018280, 16029248, 20036560, 40073120, 80146240]

約数ペア:

[(1, 80146240), (2, 40073120), (4, 20036560), (5, 16029248), (8, 10018280), (10, 8014624), (16, 5009140), (20, 4007312), (32, 2504570), (40, 2003656), (64, 1252285), (80, 1001828), (160, 500914), (211, 379840), (320, 250457), (422, 189920), (844, 94960), (1055, 75968), (1187, 67520), (1688, 47480), (2110, 37984), (2374, 33760), (3376, 23740), (4220, 18992), (4748, 16880), (5935, 13504), (6752, 11870), (8440, 9496)]