256822142750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{119633}}^1$

素因数の和:119958

約数の個数: 64

約数和(自身を含む): 498075581952

約数和(自身を除く): 241253439202

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 277, 310, 554, 775, 1385, 1550, 2770, 3875, 6925, 7750, 8587, 13850, 17174, 34625, 42935, 69250, 85870, 119633, 214675, 239266, 429350, 598165, 1073375, 1196330, 2146750, 2990825, 3708623, 5981650, 7417246, 14954125, 18543115, 29908250, 33138341, 37086230, 66276682, 92715575, 165691705, 185431150, 331383410, 463577875, 828458525, 927155750, 1027288571, 1656917050, 2054577142, 4142292625, 5136442855, 8284585250, 10272885710, 25682214275, 51364428550, 128411071375, 256822142750]

約数ペア:

[(1, 256822142750), (2, 128411071375), (5, 51364428550), (10, 25682214275), (25, 10272885710), (31, 8284585250), (50, 5136442855), (62, 4142292625), (125, 2054577142), (155, 1656917050), (250, 1027288571), (277, 927155750), (310, 828458525), (554, 463577875), (775, 331383410), (1385, 185431150), (1550, 165691705), (2770, 92715575), (3875, 66276682), (6925, 37086230), (7750, 33138341), (8587, 29908250), (13850, 18543115), (17174, 14954125), (34625, 7417246), (42935, 5981650), (69250, 3708623), (85870, 2990825), (119633, 2146750), (214675, 1196330), (239266, 1073375), (429350, 598165)]