61985480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{32971}}^1$

素因数の和:33029

約数の個数: 32

約数和(自身を含む): 142439040

約数和(自身を除く): 80453560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 32971, 65942, 131884, 164855, 263768, 329710, 659420, 1318840, 1549637, 3099274, 6198548, 7748185, 12397096, 15496370, 30992740, 61985480]

約数ペア:

[(1, 61985480), (2, 30992740), (4, 15496370), (5, 12397096), (8, 7748185), (10, 6198548), (20, 3099274), (40, 1549637), (47, 1318840), (94, 659420), (188, 329710), (235, 263768), (376, 164855), (470, 131884), (940, 65942), (1880, 32971)]