139017950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89689}}^1$

素因数の和:89732

約数の個数: 24

約数和(自身を含む): 266917440

約数和(自身を除く): 127899490

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 89689, 179378, 448445, 896890, 2242225, 2780359, 4484450, 5560718, 13901795, 27803590, 69508975, 139017950]

約数ペア:

[(1, 139017950), (2, 69508975), (5, 27803590), (10, 13901795), (25, 5560718), (31, 4484450), (50, 2780359), (62, 2242225), (155, 896890), (310, 448445), (775, 179378), (1550, 89689)]