51013480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 141926400

約数和(自身を除く): 90912920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 43, 56, 70, 76, 86, 95, 133, 140, 152, 172, 190, 215, 223, 266, 280, 301, 344, 380, 430, 446, 532, 602, 665, 760, 817, 860, 892, 1064, 1115, 1204, 1330, 1505, 1561, 1634, 1720, 1784, 2230, 2408, 2660, 3010, 3122, 3268, 4085, 4237, 4460, 5320, 5719, 6020, 6244, 6536, 7805, 8170, 8474, 8920, 9589, 11438, 12040, 12488, 15610, 16340, 16948, 19178, 21185, 22876, 28595, 29659, 31220, 32680, 33896, 38356, 42370, 45752, 47945, 57190, 59318, 62440, 67123, 76712, 84740, 95890, 114380, 118636, 134246, 148295, 169480, 182191, 191780, 228760, 237272, 268492, 296590, 335615, 364382, 383560, 536984, 593180, 671230, 728764, 910955, 1186360, 1275337, 1342460, 1457528, 1821910, 2550674, 2684920, 3643820, 5101348, 6376685, 7287640, 10202696, 12753370, 25506740, 51013480]

約数ペア:

[(1, 51013480), (2, 25506740), (4, 12753370), (5, 10202696), (7, 7287640), (8, 6376685), (10, 5101348), (14, 3643820), (19, 2684920), (20, 2550674), (28, 1821910), (35, 1457528), (38, 1342460), (40, 1275337), (43, 1186360), (56, 910955), (70, 728764), (76, 671230), (86, 593180), (95, 536984), (133, 383560), (140, 364382), (152, 335615), (172, 296590), (190, 268492), (215, 237272), (223, 228760), (266, 191780), (280, 182191), (301, 169480), (344, 148295), (380, 134246), (430, 118636), (446, 114380), (532, 95890), (602, 84740), (665, 76712), (760, 67123), (817, 62440), (860, 59318), (892, 57190), (1064, 47945), (1115, 45752), (1204, 42370), (1330, 38356), (1505, 33896), (1561, 32680), (1634, 31220), (1720, 29659), (1784, 28595), (2230, 22876), (2408, 21185), (2660, 19178), (3010, 16948), (3122, 16340), (3268, 15610), (4085, 12488), (4237, 12040), (4460, 11438), (5320, 9589), (5719, 8920), (6020, 8474), (6244, 8170), (6536, 7805)]