16387500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:74

約数の個数: 144

約数和(自身を含む): 52496640

約数和(自身を除く): 36109140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 25, 30, 38, 46, 50, 57, 60, 69, 75, 76, 92, 95, 100, 114, 115, 125, 138, 150, 190, 228, 230, 250, 276, 285, 300, 345, 375, 380, 437, 460, 475, 500, 570, 575, 625, 690, 750, 874, 950, 1140, 1150, 1250, 1311, 1380, 1425, 1500, 1725, 1748, 1875, 1900, 2185, 2300, 2375, 2500, 2622, 2850, 2875, 3125, 3450, 3750, 4370, 4750, 5244, 5700, 5750, 6250, 6555, 6900, 7125, 7500, 8625, 8740, 9375, 9500, 10925, 11500, 11875, 12500, 13110, 14250, 14375, 17250, 18750, 21850, 23750, 26220, 28500, 28750, 32775, 34500, 35625, 37500, 43125, 43700, 47500, 54625, 57500, 59375, 65550, 71250, 71875, 86250, 109250, 118750, 131100, 142500, 143750, 163875, 172500, 178125, 215625, 218500, 237500, 273125, 287500, 327750, 356250, 431250, 546250, 655500, 712500, 819375, 862500, 1092500, 1365625, 1638750, 2731250, 3277500, 4096875, 5462500, 8193750, 16387500]

約数ペア:

[(1, 16387500), (2, 8193750), (3, 5462500), (4, 4096875), (5, 3277500), (6, 2731250), (10, 1638750), (12, 1365625), (15, 1092500), (19, 862500), (20, 819375), (23, 712500), (25, 655500), (30, 546250), (38, 431250), (46, 356250), (50, 327750), (57, 287500), (60, 273125), (69, 237500), (75, 218500), (76, 215625), (92, 178125), (95, 172500), (100, 163875), (114, 143750), (115, 142500), (125, 131100), (138, 118750), (150, 109250), (190, 86250), (228, 71875), (230, 71250), (250, 65550), (276, 59375), (285, 57500), (300, 54625), (345, 47500), (375, 43700), (380, 43125), (437, 37500), (460, 35625), (475, 34500), (500, 32775), (570, 28750), (575, 28500), (625, 26220), (690, 23750), (750, 21850), (874, 18750), (950, 17250), (1140, 14375), (1150, 14250), (1250, 13110), (1311, 12500), (1380, 11875), (1425, 11500), (1500, 10925), (1725, 9500), (1748, 9375), (1875, 8740), (1900, 8625), (2185, 7500), (2300, 7125), (2375, 6900), (2500, 6555), (2622, 6250), (2850, 5750), (2875, 5700), (3125, 5244), (3450, 4750), (3750, 4370)]