85550920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1287

約数の個数: 128

約数和(自身を含む): 249580800

約数和(自身を除く): 164029880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1237, 1330, 1729, 1820, 1976, 2470, 2474, 2660, 3458, 3640, 4940, 4948, 5320, 6185, 6916, 8645, 8659, 9880, 9896, 12370, 13832, 16081, 17290, 17318, 23503, 24740, 32162, 34580, 34636, 43295, 47006, 49480, 64324, 69160, 69272, 80405, 86590, 94012, 112567, 117515, 128648, 160810, 164521, 173180, 188024, 225134, 235030, 305539, 321620, 329042, 346360, 450268, 470060, 562835, 611078, 643240, 658084, 822605, 900536, 940120, 1125670, 1222156, 1316168, 1527695, 1645210, 2138773, 2251340, 2444312, 3055390, 3290420, 4277546, 4502680, 6110780, 6580840, 8555092, 10693865, 12221560, 17110184, 21387730, 42775460, 85550920]

約数ペア:

[(1, 85550920), (2, 42775460), (4, 21387730), (5, 17110184), (7, 12221560), (8, 10693865), (10, 8555092), (13, 6580840), (14, 6110780), (19, 4502680), (20, 4277546), (26, 3290420), (28, 3055390), (35, 2444312), (38, 2251340), (40, 2138773), (52, 1645210), (56, 1527695), (65, 1316168), (70, 1222156), (76, 1125670), (91, 940120), (95, 900536), (104, 822605), (130, 658084), (133, 643240), (140, 611078), (152, 562835), (182, 470060), (190, 450268), (247, 346360), (260, 329042), (266, 321620), (280, 305539), (364, 235030), (380, 225134), (455, 188024), (494, 173180), (520, 164521), (532, 160810), (665, 128648), (728, 117515), (760, 112567), (910, 94012), (988, 86590), (1064, 80405), (1235, 69272), (1237, 69160), (1330, 64324), (1729, 49480), (1820, 47006), (1976, 43295), (2470, 34636), (2474, 34580), (2660, 32162), (3458, 24740), (3640, 23503), (4940, 17318), (4948, 17290), (5320, 16081), (6185, 13832), (6916, 12370), (8645, 9896), (8659, 9880)]