207918880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99961}}^1$

素因数の和:99989

約数の個数: 48

約数和(自身を含む): 528998904

約数和(自身を除く): 321080024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 99961, 199922, 399844, 499805, 799688, 999610, 1299493, 1599376, 1999220, 2598986, 3198752, 3998440, 5197972, 6497465, 7996880, 10395944, 12994930, 15993760, 20791888, 25989860, 41583776, 51979720, 103959440, 207918880]

約数ペア:

[(1, 207918880), (2, 103959440), (4, 51979720), (5, 41583776), (8, 25989860), (10, 20791888), (13, 15993760), (16, 12994930), (20, 10395944), (26, 7996880), (32, 6497465), (40, 5197972), (52, 3998440), (65, 3198752), (80, 2598986), (104, 1999220), (130, 1599376), (160, 1299493), (208, 999610), (260, 799688), (416, 499805), (520, 399844), (1040, 199922), (2080, 99961)]