69553340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 151096512

約数和(自身を除く): 81543172

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 193, 370, 386, 487, 740, 772, 965, 974, 1930, 1948, 2435, 3860, 4870, 7141, 9740, 14282, 18019, 28564, 35705, 36038, 71410, 72076, 90095, 93991, 142820, 180190, 187982, 360380, 375964, 469955, 939910, 1879820, 3477667, 6955334, 13910668, 17388335, 34776670, 69553340]

約数ペア:

[(1, 69553340), (2, 34776670), (4, 17388335), (5, 13910668), (10, 6955334), (20, 3477667), (37, 1879820), (74, 939910), (148, 469955), (185, 375964), (193, 360380), (370, 187982), (386, 180190), (487, 142820), (740, 93991), (772, 90095), (965, 72076), (974, 71410), (1930, 36038), (1948, 35705), (2435, 28564), (3860, 18019), (4870, 14282), (7141, 9740)]