86500000

素因数分解:

$2^5\times 5^6\times {\mathrm{173}}^1$

素因数の和:213

約数の個数: 84

約数和(自身を含む): 214098822

約数和(自身を除く): 127598822

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 173, 200, 250, 346, 400, 500, 625, 692, 800, 865, 1000, 1250, 1384, 1730, 2000, 2500, 2768, 3125, 3460, 4000, 4325, 5000, 5536, 6250, 6920, 8650, 10000, 12500, 13840, 15625, 17300, 20000, 21625, 25000, 27680, 31250, 34600, 43250, 50000, 62500, 69200, 86500, 100000, 108125, 125000, 138400, 173000, 216250, 250000, 346000, 432500, 500000, 540625, 692000, 865000, 1081250, 1730000, 2162500, 2703125, 3460000, 4325000, 5406250, 8650000, 10812500, 17300000, 21625000, 43250000, 86500000]

約数ペア:

[(1, 86500000), (2, 43250000), (4, 21625000), (5, 17300000), (8, 10812500), (10, 8650000), (16, 5406250), (20, 4325000), (25, 3460000), (32, 2703125), (40, 2162500), (50, 1730000), (80, 1081250), (100, 865000), (125, 692000), (160, 540625), (173, 500000), (200, 432500), (250, 346000), (346, 250000), (400, 216250), (500, 173000), (625, 138400), (692, 125000), (800, 108125), (865, 100000), (1000, 86500), (1250, 69200), (1384, 62500), (1730, 50000), (2000, 43250), (2500, 34600), (2768, 31250), (3125, 27680), (3460, 25000), (4000, 21625), (4325, 20000), (5000, 17300), (5536, 15625), (6250, 13840), (6920, 12500), (8650, 10000)]