20150138750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{907}}^1\times {\mathrm{2539}}^1$

素因数の和:3475

約数の個数: 80

約数和(自身を含む): 43229662080

約数和(自身を除く): 23079523330

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 907, 1250, 1750, 1814, 2539, 4375, 4535, 5078, 6349, 8750, 9070, 12695, 12698, 17773, 22675, 25390, 31745, 35546, 45350, 63475, 63490, 88865, 113375, 126950, 158725, 177730, 226750, 317375, 317450, 444325, 566875, 634750, 793625, 888650, 1133750, 1586875, 1587250, 2221625, 2302873, 3173750, 3968125, 4443250, 4605746, 7936250, 11108125, 11514365, 16120111, 22216250, 23028730, 32240222, 57571825, 80600555, 115143650, 161201110, 287859125, 403002775, 575718250, 806005550, 1439295625, 2015013875, 2878591250, 4030027750, 10075069375, 20150138750]

約数ペア:

[(1, 20150138750), (2, 10075069375), (5, 4030027750), (7, 2878591250), (10, 2015013875), (14, 1439295625), (25, 806005550), (35, 575718250), (50, 403002775), (70, 287859125), (125, 161201110), (175, 115143650), (250, 80600555), (350, 57571825), (625, 32240222), (875, 23028730), (907, 22216250), (1250, 16120111), (1750, 11514365), (1814, 11108125), (2539, 7936250), (4375, 4605746), (4535, 4443250), (5078, 3968125), (6349, 3173750), (8750, 2302873), (9070, 2221625), (12695, 1587250), (12698, 1586875), (17773, 1133750), (22675, 888650), (25390, 793625), (31745, 634750), (35546, 566875), (45350, 444325), (63475, 317450), (63490, 317375), (88865, 226750), (113375, 177730), (126950, 158725)]