81513750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{21737}}^1$

素因数の和:21762

約数の個数: 40

約数和(自身を含む): 203728536

約数和(自身を除く): 122214786

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 21737, 43474, 65211, 108685, 130422, 217370, 326055, 543425, 652110, 1086850, 1630275, 2717125, 3260550, 5434250, 8151375, 13585625, 16302750, 27171250, 40756875, 81513750]

約数ペア:

[(1, 81513750), (2, 40756875), (3, 27171250), (5, 16302750), (6, 13585625), (10, 8151375), (15, 5434250), (25, 3260550), (30, 2717125), (50, 1630275), (75, 1086850), (125, 652110), (150, 543425), (250, 326055), (375, 217370), (625, 130422), (750, 108685), (1250, 65211), (1875, 43474), (3750, 21737)]