2500275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 4580064

約数和(自身を除く): 2079789

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 53, 75, 85, 111, 159, 185, 255, 265, 425, 555, 629, 795, 901, 925, 1275, 1325, 1887, 1961, 2703, 2775, 3145, 3975, 4505, 5883, 9435, 9805, 13515, 15725, 22525, 29415, 33337, 47175, 49025, 67575, 100011, 147075, 166685, 500055, 833425, 2500275]

約数ペア:

[(1, 2500275), (3, 833425), (5, 500055), (15, 166685), (17, 147075), (25, 100011), (37, 67575), (51, 49025), (53, 47175), (75, 33337), (85, 29415), (111, 22525), (159, 15725), (185, 13515), (255, 9805), (265, 9435), (425, 5883), (555, 4505), (629, 3975), (795, 3145), (901, 2775), (925, 2703), (1275, 1961), (1325, 1887)]