28927250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 60338304

約数和(自身を除く): 31411054

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 67, 110, 125, 134, 157, 250, 275, 314, 335, 550, 670, 737, 785, 1375, 1474, 1570, 1675, 1727, 2750, 3350, 3454, 3685, 3925, 7370, 7850, 8375, 8635, 10519, 16750, 17270, 18425, 19625, 21038, 36850, 39250, 43175, 52595, 86350, 92125, 105190, 115709, 184250, 215875, 231418, 262975, 431750, 525950, 578545, 1157090, 1314875, 2629750, 2892725, 5785450, 14463625, 28927250]

約数ペア:

[(1, 28927250), (2, 14463625), (5, 5785450), (10, 2892725), (11, 2629750), (22, 1314875), (25, 1157090), (50, 578545), (55, 525950), (67, 431750), (110, 262975), (125, 231418), (134, 215875), (157, 184250), (250, 115709), (275, 105190), (314, 92125), (335, 86350), (550, 52595), (670, 43175), (737, 39250), (785, 36850), (1375, 21038), (1474, 19625), (1570, 18425), (1675, 17270), (1727, 16750), (2750, 10519), (3350, 8635), (3454, 8375), (3685, 7850), (3925, 7370)]