12824900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 30935520

約数和(自身を除く): 18110620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 131, 178, 220, 262, 275, 356, 445, 524, 550, 655, 890, 979, 1100, 1310, 1441, 1780, 1958, 2225, 2620, 2882, 3275, 3916, 4450, 4895, 5764, 6550, 7205, 8900, 9790, 11659, 13100, 14410, 19580, 23318, 24475, 28820, 36025, 46636, 48950, 58295, 72050, 97900, 116590, 128249, 144100, 233180, 256498, 291475, 512996, 582950, 641245, 1165900, 1282490, 2564980, 3206225, 6412450, 12824900]

約数ペア:

[(1, 12824900), (2, 6412450), (4, 3206225), (5, 2564980), (10, 1282490), (11, 1165900), (20, 641245), (22, 582950), (25, 512996), (44, 291475), (50, 256498), (55, 233180), (89, 144100), (100, 128249), (110, 116590), (131, 97900), (178, 72050), (220, 58295), (262, 48950), (275, 46636), (356, 36025), (445, 28820), (524, 24475), (550, 23318), (655, 19580), (890, 14410), (979, 13100), (1100, 11659), (1310, 9790), (1441, 8900), (1780, 7205), (1958, 6550), (2225, 5764), (2620, 4895), (2882, 4450), (3275, 3916)]