87400000

素因数分解:

$2^6\times 5^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 168

約数和(自身を含む): 238109760

約数和(自身を除く): 150709760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 32, 38, 40, 46, 50, 64, 76, 80, 92, 95, 100, 115, 125, 152, 160, 184, 190, 200, 230, 250, 304, 320, 368, 380, 400, 437, 460, 475, 500, 575, 608, 625, 736, 760, 800, 874, 920, 950, 1000, 1150, 1216, 1250, 1472, 1520, 1600, 1748, 1840, 1900, 2000, 2185, 2300, 2375, 2500, 2875, 3040, 3125, 3496, 3680, 3800, 4000, 4370, 4600, 4750, 5000, 5750, 6080, 6250, 6992, 7360, 7600, 8000, 8740, 9200, 9500, 10000, 10925, 11500, 11875, 12500, 13984, 14375, 15200, 17480, 18400, 19000, 20000, 21850, 23000, 23750, 25000, 27968, 28750, 30400, 34960, 36800, 38000, 40000, 43700, 46000, 47500, 50000, 54625, 57500, 59375, 69920, 71875, 76000, 87400, 92000, 95000, 100000, 109250, 115000, 118750, 139840, 143750, 152000, 174800, 184000, 190000, 200000, 218500, 230000, 237500, 273125, 287500, 349600, 380000, 437000, 460000, 475000, 546250, 575000, 699200, 760000, 874000, 920000, 950000, 1092500, 1150000, 1365625, 1748000, 1900000, 2185000, 2300000, 2731250, 3496000, 3800000, 4370000, 4600000, 5462500, 8740000, 10925000, 17480000, 21850000, 43700000, 87400000]

約数ペア:

[(1, 87400000), (2, 43700000), (4, 21850000), (5, 17480000), (8, 10925000), (10, 8740000), (16, 5462500), (19, 4600000), (20, 4370000), (23, 3800000), (25, 3496000), (32, 2731250), (38, 2300000), (40, 2185000), (46, 1900000), (50, 1748000), (64, 1365625), (76, 1150000), (80, 1092500), (92, 950000), (95, 920000), (100, 874000), (115, 760000), (125, 699200), (152, 575000), (160, 546250), (184, 475000), (190, 460000), (200, 437000), (230, 380000), (250, 349600), (304, 287500), (320, 273125), (368, 237500), (380, 230000), (400, 218500), (437, 200000), (460, 190000), (475, 184000), (500, 174800), (575, 152000), (608, 143750), (625, 139840), (736, 118750), (760, 115000), (800, 109250), (874, 100000), (920, 95000), (950, 92000), (1000, 87400), (1150, 76000), (1216, 71875), (1250, 69920), (1472, 59375), (1520, 57500), (1600, 54625), (1748, 50000), (1840, 47500), (1900, 46000), (2000, 43700), (2185, 40000), (2300, 38000), (2375, 36800), (2500, 34960), (2875, 30400), (3040, 28750), (3125, 27968), (3496, 25000), (3680, 23750), (3800, 23000), (4000, 21850), (4370, 20000), (4600, 19000), (4750, 18400), (5000, 17480), (5750, 15200), (6080, 14375), (6250, 13984), (6992, 12500), (7360, 11875), (7600, 11500), (8000, 10925), (8740, 10000), (9200, 9500)]