64871750

素因数分解:

$2^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{5521}}^1$

素因数の和:5585

約数の個数: 32

約数和(自身を含む): 124046208

約数和(自身を除く): 59174458

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 125, 235, 250, 470, 1175, 2350, 5521, 5875, 11042, 11750, 27605, 55210, 138025, 259487, 276050, 518974, 690125, 1297435, 1380250, 2594870, 6487175, 12974350, 32435875, 64871750]

約数ペア:

[(1, 64871750), (2, 32435875), (5, 12974350), (10, 6487175), (25, 2594870), (47, 1380250), (50, 1297435), (94, 690125), (125, 518974), (235, 276050), (250, 259487), (470, 138025), (1175, 55210), (2350, 27605), (5521, 11750), (5875, 11042)]