40806924800

素因数分解:

$2^9\times 5^2\times {\mathrm{811}}^1\times {\mathrm{3931}}^1$

素因数の和:4770

約数の個数: 120

約数和(自身を含む): 101252758992

約数和(自身を除く): 60445834192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 811, 1280, 1600, 1622, 2560, 3200, 3244, 3931, 4055, 6400, 6488, 7862, 8110, 12800, 12976, 15724, 16220, 19655, 20275, 25952, 31448, 32440, 39310, 40550, 51904, 62896, 64880, 78620, 81100, 98275, 103808, 125792, 129760, 157240, 162200, 196550, 207616, 251584, 259520, 314480, 324400, 393100, 415232, 503168, 519040, 628960, 648800, 786200, 1006336, 1038080, 1257920, 1297600, 1572400, 2012672, 2076160, 2515840, 2595200, 3144800, 3188041, 5031680, 5190400, 6289600, 6376082, 10063360, 10380800, 12579200, 12752164, 15940205, 25158400, 25504328, 31880410, 50316800, 51008656, 63760820, 79701025, 102017312, 127521640, 159402050, 204034624, 255043280, 318804100, 408069248, 510086560, 637608200, 816138496, 1020173120, 1275216400, 1632276992, 2040346240, 2550432800, 4080692480, 5100865600, 8161384960, 10201731200, 20403462400, 40806924800]

約数ペア:

[(1, 40806924800), (2, 20403462400), (4, 10201731200), (5, 8161384960), (8, 5100865600), (10, 4080692480), (16, 2550432800), (20, 2040346240), (25, 1632276992), (32, 1275216400), (40, 1020173120), (50, 816138496), (64, 637608200), (80, 510086560), (100, 408069248), (128, 318804100), (160, 255043280), (200, 204034624), (256, 159402050), (320, 127521640), (400, 102017312), (512, 79701025), (640, 63760820), (800, 51008656), (811, 50316800), (1280, 31880410), (1600, 25504328), (1622, 25158400), (2560, 15940205), (3200, 12752164), (3244, 12579200), (3931, 10380800), (4055, 10063360), (6400, 6376082), (6488, 6289600), (7862, 5190400), (8110, 5031680), (12800, 3188041), (12976, 3144800), (15724, 2595200), (16220, 2515840), (19655, 2076160), (20275, 2012672), (25952, 1572400), (31448, 1297600), (32440, 1257920), (39310, 1038080), (40550, 1006336), (51904, 786200), (62896, 648800), (64880, 628960), (78620, 519040), (81100, 503168), (98275, 415232), (103808, 393100), (125792, 324400), (129760, 314480), (157240, 259520), (162200, 251584), (196550, 207616)]