80258600

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2887}}^1$

素因数の和:3042

約数の個数: 48

約数和(自身を含む): 188008800

約数和(自身を除く): 107750200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 1112, 1390, 2780, 2887, 3475, 5560, 5774, 6950, 11548, 13900, 14435, 23096, 27800, 28870, 57740, 72175, 115480, 144350, 288700, 401293, 577400, 802586, 1605172, 2006465, 3210344, 4012930, 8025860, 10032325, 16051720, 20064650, 40129300, 80258600]

約数ペア:

[(1, 80258600), (2, 40129300), (4, 20064650), (5, 16051720), (8, 10032325), (10, 8025860), (20, 4012930), (25, 3210344), (40, 2006465), (50, 1605172), (100, 802586), (139, 577400), (200, 401293), (278, 288700), (556, 144350), (695, 115480), (1112, 72175), (1390, 57740), (2780, 28870), (2887, 27800), (3475, 23096), (5560, 14435), (5774, 13900), (6950, 11548)]