487805500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 1338494976

約数和(自身を除く): 850689476

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 71, 91, 100, 125, 130, 140, 142, 151, 175, 182, 250, 260, 284, 302, 325, 350, 355, 364, 455, 497, 500, 604, 650, 700, 710, 755, 875, 910, 923, 994, 1057, 1300, 1420, 1510, 1625, 1750, 1775, 1820, 1846, 1963, 1988, 2114, 2275, 2485, 3020, 3250, 3500, 3550, 3692, 3775, 3926, 4228, 4550, 4615, 4970, 5285, 6461, 6500, 7100, 7550, 7852, 8875, 9100, 9230, 9815, 9940, 10570, 10721, 11375, 12425, 12922, 13741, 15100, 17750, 18460, 18875, 19630, 21140, 21442, 22750, 23075, 24850, 25844, 26425, 27482, 32305, 35500, 37750, 39260, 42884, 45500, 46150, 49075, 49700, 52850, 53605, 54964, 62125, 64610, 68705, 75047, 75500, 92300, 98150, 105700, 107210, 115375, 124250, 129220, 132125, 137410, 139373, 150094, 161525, 196300, 214420, 230750, 245375, 248500, 264250, 268025, 274820, 278746, 300188, 323050, 343525, 375235, 461500, 490750, 528500, 536050, 557492, 646100, 687050, 696865, 750470, 807625, 975611, 981500, 1072100, 1340125, 1374100, 1393730, 1500940, 1615250, 1717625, 1876175, 1951222, 2680250, 2787460, 3230500, 3435250, 3484325, 3752350, 3902444, 4878055, 5360500, 6870500, 6968650, 7504700, 9380875, 9756110, 13937300, 17421625, 18761750, 19512220, 24390275, 34843250, 37523500, 48780550, 69686500, 97561100, 121951375, 243902750, 487805500]

約数ペア:

[(1, 487805500), (2, 243902750), (4, 121951375), (5, 97561100), (7, 69686500), (10, 48780550), (13, 37523500), (14, 34843250), (20, 24390275), (25, 19512220), (26, 18761750), (28, 17421625), (35, 13937300), (50, 9756110), (52, 9380875), (65, 7504700), (70, 6968650), (71, 6870500), (91, 5360500), (100, 4878055), (125, 3902444), (130, 3752350), (140, 3484325), (142, 3435250), (151, 3230500), (175, 2787460), (182, 2680250), (250, 1951222), (260, 1876175), (284, 1717625), (302, 1615250), (325, 1500940), (350, 1393730), (355, 1374100), (364, 1340125), (455, 1072100), (497, 981500), (500, 975611), (604, 807625), (650, 750470), (700, 696865), (710, 687050), (755, 646100), (875, 557492), (910, 536050), (923, 528500), (994, 490750), (1057, 461500), (1300, 375235), (1420, 343525), (1510, 323050), (1625, 300188), (1750, 278746), (1775, 274820), (1820, 268025), (1846, 264250), (1963, 248500), (1988, 245375), (2114, 230750), (2275, 214420), (2485, 196300), (3020, 161525), (3250, 150094), (3500, 139373), (3550, 137410), (3692, 132125), (3775, 129220), (3926, 124250), (4228, 115375), (4550, 107210), (4615, 105700), (4970, 98150), (5285, 92300), (6461, 75500), (6500, 75047), (7100, 68705), (7550, 64610), (7852, 62125), (8875, 54964), (9100, 53605), (9230, 52850), (9815, 49700), (9940, 49075), (10570, 46150), (10721, 45500), (11375, 42884), (12425, 39260), (12922, 37750), (13741, 35500), (15100, 32305), (17750, 27482), (18460, 26425), (18875, 25844), (19630, 24850), (21140, 23075), (21442, 22750)]