70890897890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1\times {\mathrm{2467}}^1$

素因数の和:3267

約数の個数: 64

約数和(自身を含む): 132173838720

約数和(自身を除く): 61282940830

約数列:

[1, 2, 5, 10, 41, 82, 109, 205, 218, 410, 545, 643, 1090, 1286, 2467, 3215, 4469, 4934, 6430, 8938, 12335, 22345, 24670, 26363, 44690, 52726, 70087, 101147, 131815, 140174, 202294, 263630, 268903, 350435, 505735, 537806, 700870, 1011470, 1344515, 1586281, 2689030, 2873567, 3172562, 5747134, 7931405, 11025023, 14367835, 15862810, 22050046, 28735670, 55125115, 65037521, 110250230, 130075042, 172904629, 325187605, 345809258, 650375210, 864523145, 1729046290, 7089089789, 14178179578, 35445448945, 70890897890]

約数ペア:

[(1, 70890897890), (2, 35445448945), (5, 14178179578), (10, 7089089789), (41, 1729046290), (82, 864523145), (109, 650375210), (205, 345809258), (218, 325187605), (410, 172904629), (545, 130075042), (643, 110250230), (1090, 65037521), (1286, 55125115), (2467, 28735670), (3215, 22050046), (4469, 15862810), (4934, 14367835), (6430, 11025023), (8938, 7931405), (12335, 5747134), (22345, 3172562), (24670, 2873567), (26363, 2689030), (44690, 1586281), (52726, 1344515), (70087, 1011470), (101147, 700870), (131815, 537806), (140174, 505735), (202294, 350435), (263630, 268903)]