78223000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 202176000

約数和(自身を除く): 123953000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 76, 92, 95, 100, 115, 125, 152, 179, 184, 190, 200, 230, 250, 358, 380, 437, 460, 475, 500, 575, 716, 760, 874, 895, 920, 950, 1000, 1150, 1432, 1748, 1790, 1900, 2185, 2300, 2375, 2875, 3401, 3496, 3580, 3800, 4117, 4370, 4475, 4600, 4750, 5750, 6802, 7160, 8234, 8740, 8950, 9500, 10925, 11500, 13604, 16468, 17005, 17480, 17900, 19000, 20585, 21850, 22375, 23000, 27208, 32936, 34010, 35800, 41170, 43700, 44750, 54625, 68020, 78223, 82340, 85025, 87400, 89500, 102925, 109250, 136040, 156446, 164680, 170050, 179000, 205850, 218500, 312892, 340100, 391115, 411700, 425125, 437000, 514625, 625784, 680200, 782230, 823400, 850250, 1029250, 1564460, 1700500, 1955575, 2058500, 3128920, 3401000, 3911150, 4117000, 7822300, 9777875, 15644600, 19555750, 39111500, 78223000]

約数ペア:

[(1, 78223000), (2, 39111500), (4, 19555750), (5, 15644600), (8, 9777875), (10, 7822300), (19, 4117000), (20, 3911150), (23, 3401000), (25, 3128920), (38, 2058500), (40, 1955575), (46, 1700500), (50, 1564460), (76, 1029250), (92, 850250), (95, 823400), (100, 782230), (115, 680200), (125, 625784), (152, 514625), (179, 437000), (184, 425125), (190, 411700), (200, 391115), (230, 340100), (250, 312892), (358, 218500), (380, 205850), (437, 179000), (460, 170050), (475, 164680), (500, 156446), (575, 136040), (716, 109250), (760, 102925), (874, 89500), (895, 87400), (920, 85025), (950, 82340), (1000, 78223), (1150, 68020), (1432, 54625), (1748, 44750), (1790, 43700), (1900, 41170), (2185, 35800), (2300, 34010), (2375, 32936), (2875, 27208), (3401, 23000), (3496, 22375), (3580, 21850), (3800, 20585), (4117, 19000), (4370, 17900), (4475, 17480), (4600, 17005), (4750, 16468), (5750, 13604), (6802, 11500), (7160, 10925), (8234, 9500), (8740, 8950)]