67575

素因数分解:

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

素因数の和:83

約数の個数: 24

約数和(自身を含む): 120528

約数和(自身を除く): 52953

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 75, 85, 159, 255, 265, 425, 795, 901, 1275, 1325, 2703, 3975, 4505, 13515, 22525, 67575]

約数ペア:

[(1, 67575), (3, 22525), (5, 13515), (15, 4505), (17, 3975), (25, 2703), (51, 1325), (53, 1275), (75, 901), (85, 795), (159, 425), (255, 265)]