164956960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{147283}}^1$

素因数の和:147305

約数の個数: 48

約数和(自身を含む): 445386816

約数和(自身を除く): 280429856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 147283, 294566, 589132, 736415, 1030981, 1178264, 1472830, 2061962, 2356528, 2945660, 4123924, 4713056, 5154905, 5891320, 8247848, 10309810, 11782640, 16495696, 20619620, 23565280, 32991392, 41239240, 82478480, 164956960]

約数ペア:

[(1, 164956960), (2, 82478480), (4, 41239240), (5, 32991392), (7, 23565280), (8, 20619620), (10, 16495696), (14, 11782640), (16, 10309810), (20, 8247848), (28, 5891320), (32, 5154905), (35, 4713056), (40, 4123924), (56, 2945660), (70, 2356528), (80, 2061962), (112, 1472830), (140, 1178264), (160, 1030981), (224, 736415), (280, 589132), (560, 294566), (1120, 147283)]