89316080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{457}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 238526400

約数和(自身を除く): 149210320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 349, 457, 560, 698, 914, 1396, 1745, 1828, 2285, 2443, 2792, 3199, 3490, 3656, 4570, 4886, 5584, 6398, 6980, 7312, 9140, 9772, 12215, 12796, 13960, 15995, 18280, 19544, 24430, 25592, 27920, 31990, 36560, 39088, 48860, 51184, 63980, 97720, 127960, 159493, 195440, 255920, 318986, 637972, 797465, 1116451, 1275944, 1594930, 2232902, 2551888, 3189860, 4465804, 5582255, 6379720, 8931608, 11164510, 12759440, 17863216, 22329020, 44658040, 89316080]

約数ペア:

[(1, 89316080), (2, 44658040), (4, 22329020), (5, 17863216), (7, 12759440), (8, 11164510), (10, 8931608), (14, 6379720), (16, 5582255), (20, 4465804), (28, 3189860), (35, 2551888), (40, 2232902), (56, 1594930), (70, 1275944), (80, 1116451), (112, 797465), (140, 637972), (280, 318986), (349, 255920), (457, 195440), (560, 159493), (698, 127960), (914, 97720), (1396, 63980), (1745, 51184), (1828, 48860), (2285, 39088), (2443, 36560), (2792, 31990), (3199, 27920), (3490, 25592), (3656, 24430), (4570, 19544), (4886, 18280), (5584, 15995), (6398, 13960), (6980, 12796), (7312, 12215), (9140, 9772)]