64966725

素因数分解:

$3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{883}}^1$

素因数の和:1011

約数の個数: 48

約数和(自身を含む): 120577600

約数和(自身を除く): 55610875

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 109, 135, 225, 327, 545, 675, 883, 981, 1635, 2649, 2725, 2943, 4415, 4905, 7947, 8175, 13245, 14715, 22075, 23841, 24525, 39735, 66225, 73575, 96247, 119205, 198675, 288741, 481235, 596025, 866223, 1443705, 2406175, 2598669, 4331115, 7218525, 12993345, 21655575, 64966725]

約数ペア:

[(1, 64966725), (3, 21655575), (5, 12993345), (9, 7218525), (15, 4331115), (25, 2598669), (27, 2406175), (45, 1443705), (75, 866223), (109, 596025), (135, 481235), (225, 288741), (327, 198675), (545, 119205), (675, 96247), (883, 73575), (981, 66225), (1635, 39735), (2649, 24525), (2725, 23841), (2943, 22075), (4415, 14715), (4905, 13245), (7947, 8175)]