55478890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{883}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 102600576

約数和(自身を除く): 47121686

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 305, 515, 610, 883, 1030, 1766, 4415, 6283, 8830, 12566, 31415, 53863, 62830, 90949, 107726, 181898, 269315, 454745, 538630, 909490, 5547889, 11095778, 27739445, 55478890]

約数ペア:

[(1, 55478890), (2, 27739445), (5, 11095778), (10, 5547889), (61, 909490), (103, 538630), (122, 454745), (206, 269315), (305, 181898), (515, 107726), (610, 90949), (883, 62830), (1030, 53863), (1766, 31415), (4415, 12566), (6283, 8830)]