53356280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 124260480

約数和(自身を除く): 70904200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 101, 188, 202, 235, 281, 376, 404, 470, 505, 562, 808, 940, 1010, 1124, 1405, 1880, 2020, 2248, 2810, 4040, 4747, 5620, 9494, 11240, 13207, 18988, 23735, 26414, 28381, 37976, 47470, 52828, 56762, 66035, 94940, 105656, 113524, 132070, 141905, 189880, 227048, 264140, 283810, 528280, 567620, 1135240, 1333907, 2667814, 5335628, 6669535, 10671256, 13339070, 26678140, 53356280]

約数ペア:

[(1, 53356280), (2, 26678140), (4, 13339070), (5, 10671256), (8, 6669535), (10, 5335628), (20, 2667814), (40, 1333907), (47, 1135240), (94, 567620), (101, 528280), (188, 283810), (202, 264140), (235, 227048), (281, 189880), (376, 141905), (404, 132070), (470, 113524), (505, 105656), (562, 94940), (808, 66035), (940, 56762), (1010, 52828), (1124, 47470), (1405, 37976), (1880, 28381), (2020, 26414), (2248, 23735), (2810, 18988), (4040, 13207), (4747, 11240), (5620, 9494)]