55216725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 96422400

約数和(自身を除く): 41205675

約数列:

[1, 3, 5, 15, 25, 29, 53, 75, 87, 145, 159, 265, 435, 479, 725, 795, 1325, 1437, 1537, 2175, 2395, 3975, 4611, 7185, 7685, 11975, 13891, 23055, 25387, 35925, 38425, 41673, 69455, 76161, 115275, 126935, 208365, 347275, 380805, 634675, 736223, 1041825, 1904025, 2208669, 3681115, 11043345, 18405575, 55216725]

約数ペア:

[(1, 55216725), (3, 18405575), (5, 11043345), (15, 3681115), (25, 2208669), (29, 1904025), (53, 1041825), (75, 736223), (87, 634675), (145, 380805), (159, 347275), (265, 208365), (435, 126935), (479, 115275), (725, 76161), (795, 69455), (1325, 41673), (1437, 38425), (1537, 35925), (2175, 25387), (2395, 23055), (3975, 13891), (4611, 11975), (7185, 7685)]