25149825

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 50889600

約数和(自身を除く): 25739775

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 37, 45, 53, 57, 75, 95, 111, 135, 159, 171, 185, 225, 265, 285, 333, 475, 477, 513, 555, 675, 703, 795, 855, 925, 999, 1007, 1325, 1425, 1431, 1665, 1961, 2109, 2385, 2565, 2775, 3021, 3515, 3975, 4275, 4995, 5035, 5883, 6327, 7155, 8325, 9063, 9805, 10545, 11925, 12825, 15105, 17575, 17649, 18981, 24975, 25175, 27189, 29415, 31635, 35775, 37259, 45315, 49025, 52725, 52947, 75525, 88245, 94905, 111777, 135945, 147075, 158175, 186295, 226575, 264735, 335331, 441225, 474525, 558885, 679725, 931475, 1005993, 1323675, 1676655, 2794425, 5029965, 8383275, 25149825]

約数ペア:

[(1, 25149825), (3, 8383275), (5, 5029965), (9, 2794425), (15, 1676655), (19, 1323675), (25, 1005993), (27, 931475), (37, 679725), (45, 558885), (53, 474525), (57, 441225), (75, 335331), (95, 264735), (111, 226575), (135, 186295), (159, 158175), (171, 147075), (185, 135945), (225, 111777), (265, 94905), (285, 88245), (333, 75525), (475, 52947), (477, 52725), (513, 49025), (555, 45315), (675, 37259), (703, 35775), (795, 31635), (855, 29415), (925, 27189), (999, 25175), (1007, 24975), (1325, 18981), (1425, 17649), (1431, 17575), (1665, 15105), (1961, 12825), (2109, 11925), (2385, 10545), (2565, 9805), (2775, 9063), (3021, 8325), (3515, 7155), (3975, 6327), (4275, 5883), (4995, 5035)]