89879720

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{6551}}^1$

素因数の和:6583

約数の個数: 64

約数和(自身を含む): 235872000

約数和(自身を除く): 145992280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6551, 6860, 13102, 13720, 26204, 32755, 45857, 52408, 65510, 91714, 131020, 183428, 229285, 262040, 320999, 366856, 458570, 641998, 917140, 1283996, 1604995, 1834280, 2246993, 2567992, 3209990, 4493986, 6419980, 8987972, 11234965, 12839960, 17975944, 22469930, 44939860, 89879720]

約数ペア:

[(1, 89879720), (2, 44939860), (4, 22469930), (5, 17975944), (7, 12839960), (8, 11234965), (10, 8987972), (14, 6419980), (20, 4493986), (28, 3209990), (35, 2567992), (40, 2246993), (49, 1834280), (56, 1604995), (70, 1283996), (98, 917140), (140, 641998), (196, 458570), (245, 366856), (280, 320999), (343, 262040), (392, 229285), (490, 183428), (686, 131020), (980, 91714), (1372, 65510), (1715, 52408), (1960, 45857), (2744, 32755), (3430, 26204), (6551, 13720), (6860, 13102)]