256631250

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{13687}}^1$

素因数の和:13717

約数の個数: 48

約数和(自身を含む): 641583936

約数和(自身を除く): 384952686

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3125, 3750, 6250, 9375, 13687, 18750, 27374, 41061, 68435, 82122, 136870, 205305, 342175, 410610, 684350, 1026525, 1710875, 2053050, 3421750, 5132625, 8554375, 10265250, 17108750, 25663125, 42771875, 51326250, 85543750, 128315625, 256631250]

約数ペア:

[(1, 256631250), (2, 128315625), (3, 85543750), (5, 51326250), (6, 42771875), (10, 25663125), (15, 17108750), (25, 10265250), (30, 8554375), (50, 5132625), (75, 3421750), (125, 2053050), (150, 1710875), (250, 1026525), (375, 684350), (625, 410610), (750, 342175), (1250, 205305), (1875, 136870), (3125, 82122), (3750, 68435), (6250, 41061), (9375, 27374), (13687, 18750)]