51012990

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{2999}}^1$

素因数の和:3028

約数の個数: 96

約数和(自身を含む): 157248000

約数和(自身を除く): 106235010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 810, 945, 1134, 1215, 1701, 1890, 2430, 2835, 2999, 3402, 5670, 5998, 8505, 8997, 14995, 17010, 17994, 20993, 26991, 29990, 41986, 44985, 53982, 62979, 80973, 89970, 104965, 125958, 134955, 161946, 188937, 209930, 242919, 269910, 314895, 377874, 404865, 485838, 566811, 629790, 728757, 809730, 944685, 1133622, 1214595, 1457514, 1700433, 1889370, 2429190, 2834055, 3400866, 3643785, 5101299, 5668110, 7287570, 8502165, 10202598, 17004330, 25506495, 51012990]

約数ペア:

[(1, 51012990), (2, 25506495), (3, 17004330), (5, 10202598), (6, 8502165), (7, 7287570), (9, 5668110), (10, 5101299), (14, 3643785), (15, 3400866), (18, 2834055), (21, 2429190), (27, 1889370), (30, 1700433), (35, 1457514), (42, 1214595), (45, 1133622), (54, 944685), (63, 809730), (70, 728757), (81, 629790), (90, 566811), (105, 485838), (126, 404865), (135, 377874), (162, 314895), (189, 269910), (210, 242919), (243, 209930), (270, 188937), (315, 161946), (378, 134955), (405, 125958), (486, 104965), (567, 89970), (630, 80973), (810, 62979), (945, 53982), (1134, 44985), (1215, 41986), (1701, 29990), (1890, 26991), (2430, 20993), (2835, 17994), (2999, 17010), (3402, 14995), (5670, 8997), (5998, 8505)]