80960000

素因数分解:

$2^9\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 200

約数和(自身を含む): 230101344

約数和(自身を除く): 149141344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 64, 80, 88, 92, 100, 110, 115, 125, 128, 160, 176, 184, 200, 220, 230, 250, 253, 256, 275, 320, 352, 368, 400, 440, 460, 500, 506, 512, 550, 575, 625, 640, 704, 736, 800, 880, 920, 1000, 1012, 1100, 1150, 1250, 1265, 1280, 1375, 1408, 1472, 1600, 1760, 1840, 2000, 2024, 2200, 2300, 2500, 2530, 2560, 2750, 2816, 2875, 2944, 3200, 3520, 3680, 4000, 4048, 4400, 4600, 5000, 5060, 5500, 5632, 5750, 5888, 6325, 6400, 6875, 7040, 7360, 8000, 8096, 8800, 9200, 10000, 10120, 11000, 11500, 11776, 12650, 12800, 13750, 14080, 14375, 14720, 16000, 16192, 17600, 18400, 20000, 20240, 22000, 23000, 25300, 27500, 28160, 28750, 29440, 31625, 32000, 32384, 35200, 36800, 40000, 40480, 44000, 46000, 50600, 55000, 57500, 58880, 63250, 64000, 64768, 70400, 73600, 80000, 80960, 88000, 92000, 101200, 110000, 115000, 126500, 129536, 140800, 147200, 158125, 160000, 161920, 176000, 184000, 202400, 220000, 230000, 253000, 294400, 316250, 320000, 323840, 352000, 368000, 404800, 440000, 460000, 506000, 632500, 647680, 704000, 736000, 809600, 880000, 920000, 1012000, 1265000, 1472000, 1619200, 1760000, 1840000, 2024000, 2530000, 3238400, 3520000, 3680000, 4048000, 5060000, 7360000, 8096000, 10120000, 16192000, 20240000, 40480000, 80960000]

約数ペア:

[(1, 80960000), (2, 40480000), (4, 20240000), (5, 16192000), (8, 10120000), (10, 8096000), (11, 7360000), (16, 5060000), (20, 4048000), (22, 3680000), (23, 3520000), (25, 3238400), (32, 2530000), (40, 2024000), (44, 1840000), (46, 1760000), (50, 1619200), (55, 1472000), (64, 1265000), (80, 1012000), (88, 920000), (92, 880000), (100, 809600), (110, 736000), (115, 704000), (125, 647680), (128, 632500), (160, 506000), (176, 460000), (184, 440000), (200, 404800), (220, 368000), (230, 352000), (250, 323840), (253, 320000), (256, 316250), (275, 294400), (320, 253000), (352, 230000), (368, 220000), (400, 202400), (440, 184000), (460, 176000), (500, 161920), (506, 160000), (512, 158125), (550, 147200), (575, 140800), (625, 129536), (640, 126500), (704, 115000), (736, 110000), (800, 101200), (880, 92000), (920, 88000), (1000, 80960), (1012, 80000), (1100, 73600), (1150, 70400), (1250, 64768), (1265, 64000), (1280, 63250), (1375, 58880), (1408, 57500), (1472, 55000), (1600, 50600), (1760, 46000), (1840, 44000), (2000, 40480), (2024, 40000), (2200, 36800), (2300, 35200), (2500, 32384), (2530, 32000), (2560, 31625), (2750, 29440), (2816, 28750), (2875, 28160), (2944, 27500), (3200, 25300), (3520, 23000), (3680, 22000), (4000, 20240), (4048, 20000), (4400, 18400), (4600, 17600), (5000, 16192), (5060, 16000), (5500, 14720), (5632, 14375), (5750, 14080), (5888, 13750), (6325, 12800), (6400, 12650), (6875, 11776), (7040, 11500), (7360, 11000), (8000, 10120), (8096, 10000), (8800, 9200)]