202125920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74311}}^1$

素因数の和:74343

約数の個数: 48

約数和(自身を含む): 505618848

約数和(自身を除く): 303492928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 74311, 148622, 297244, 371555, 594488, 743110, 1188976, 1263287, 1486220, 2377952, 2526574, 2972440, 5053148, 5944880, 6316435, 10106296, 11889760, 12632870, 20212592, 25265740, 40425184, 50531480, 101062960, 202125920]

約数ペア:

[(1, 202125920), (2, 101062960), (4, 50531480), (5, 40425184), (8, 25265740), (10, 20212592), (16, 12632870), (17, 11889760), (20, 10106296), (32, 6316435), (34, 5944880), (40, 5053148), (68, 2972440), (80, 2526574), (85, 2377952), (136, 1486220), (160, 1263287), (170, 1188976), (272, 743110), (340, 594488), (544, 371555), (680, 297244), (1360, 148622), (2720, 74311)]