80039680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{8933}}^1$

素因数の和:8961

約数の個数: 72

約数和(自身を含む): 219133152

約数和(自身を除く): 139093472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8933, 8960, 17866, 35732, 44665, 62531, 71464, 89330, 125062, 142928, 178660, 250124, 285856, 312655, 357320, 500248, 571712, 625310, 714640, 1000496, 1143424, 1250620, 1429280, 2000992, 2286848, 2501240, 2858560, 4001984, 5002480, 5717120, 8003968, 10004960, 11434240, 16007936, 20009920, 40019840, 80039680]

約数ペア:

[(1, 80039680), (2, 40019840), (4, 20009920), (5, 16007936), (7, 11434240), (8, 10004960), (10, 8003968), (14, 5717120), (16, 5002480), (20, 4001984), (28, 2858560), (32, 2501240), (35, 2286848), (40, 2000992), (56, 1429280), (64, 1250620), (70, 1143424), (80, 1000496), (112, 714640), (128, 625310), (140, 571712), (160, 500248), (224, 357320), (256, 312655), (280, 285856), (320, 250124), (448, 178660), (560, 142928), (640, 125062), (896, 89330), (1120, 71464), (1280, 62531), (1792, 44665), (2240, 35732), (4480, 17866), (8933, 8960)]