74568280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{64283}}^1$

素因数の和:64323

約数の個数: 32

約数和(自身を含む): 173566800

約数和(自身を除く): 98998520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 64283, 128566, 257132, 321415, 514264, 642830, 1285660, 1864207, 2571320, 3728414, 7456828, 9321035, 14913656, 18642070, 37284140, 74568280]

約数ペア:

[(1, 74568280), (2, 37284140), (4, 18642070), (5, 14913656), (8, 9321035), (10, 7456828), (20, 3728414), (29, 2571320), (40, 1864207), (58, 1285660), (116, 642830), (145, 514264), (232, 321415), (290, 257132), (580, 128566), (1160, 64283)]