87678080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19571}}^1$

素因数の和:19597

約数の個数: 64

約数和(自身を含む): 239561280

約数和(自身を除く): 151883200

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 19571, 39142, 78284, 97855, 136997, 156568, 195710, 273994, 313136, 391420, 547988, 626272, 684985, 782840, 1095976, 1252544, 1369970, 1565680, 2191952, 2505088, 2739940, 3131360, 4383904, 5479880, 6262720, 8767808, 10959760, 12525440, 17535616, 21919520, 43839040, 87678080]

約数ペア:

[(1, 87678080), (2, 43839040), (4, 21919520), (5, 17535616), (7, 12525440), (8, 10959760), (10, 8767808), (14, 6262720), (16, 5479880), (20, 4383904), (28, 3131360), (32, 2739940), (35, 2505088), (40, 2191952), (56, 1565680), (64, 1369970), (70, 1252544), (80, 1095976), (112, 782840), (128, 684985), (140, 626272), (160, 547988), (224, 391420), (280, 313136), (320, 273994), (448, 195710), (560, 156568), (640, 136997), (896, 97855), (1120, 78284), (2240, 39142), (4480, 19571)]