89141080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1321}}^1$

素因数の和:1580

約数の個数: 64

約数和(自身を含む): 230345280

約数和(自身を除く): 141204200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 964, 1205, 1321, 1687, 1928, 2410, 2642, 3374, 4820, 5284, 6605, 6748, 8435, 9247, 9640, 10568, 13210, 13496, 16870, 18494, 26420, 33740, 36988, 46235, 52840, 67480, 73976, 92470, 184940, 318361, 369880, 636722, 1273444, 1591805, 2228527, 2546888, 3183610, 4457054, 6367220, 8914108, 11142635, 12734440, 17828216, 22285270, 44570540, 89141080]

約数ペア:

[(1, 89141080), (2, 44570540), (4, 22285270), (5, 17828216), (7, 12734440), (8, 11142635), (10, 8914108), (14, 6367220), (20, 4457054), (28, 3183610), (35, 2546888), (40, 2228527), (56, 1591805), (70, 1273444), (140, 636722), (241, 369880), (280, 318361), (482, 184940), (964, 92470), (1205, 73976), (1321, 67480), (1687, 52840), (1928, 46235), (2410, 36988), (2642, 33740), (3374, 26420), (4820, 18494), (5284, 16870), (6605, 13496), (6748, 13210), (8435, 10568), (9247, 9640)]