200851480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161977}}^1$

素因数の和:162019

約数の個数: 32

約数和(自身を含む): 466496640

約数和(自身を除く): 265645160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161977, 323954, 647908, 809885, 1295816, 1619770, 3239540, 5021287, 6479080, 10042574, 20085148, 25106435, 40170296, 50212870, 100425740, 200851480]

約数ペア:

[(1, 200851480), (2, 100425740), (4, 50212870), (5, 40170296), (8, 25106435), (10, 20085148), (20, 10042574), (31, 6479080), (40, 5021287), (62, 3239540), (124, 1619770), (155, 1295816), (248, 809885), (310, 647908), (620, 323954), (1240, 161977)]