65347575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 115706880

約数和(自身を除く): 50359305

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 107, 255, 321, 425, 479, 535, 1275, 1437, 1605, 1819, 2395, 2675, 5457, 7185, 8025, 8143, 9095, 11975, 24429, 27285, 35925, 40715, 45475, 51253, 122145, 136425, 153759, 203575, 256265, 610725, 768795, 871301, 1281325, 2613903, 3843975, 4356505, 13069515, 21782525, 65347575]

約数ペア:

[(1, 65347575), (3, 21782525), (5, 13069515), (15, 4356505), (17, 3843975), (25, 2613903), (51, 1281325), (75, 871301), (85, 768795), (107, 610725), (255, 256265), (321, 203575), (425, 153759), (479, 136425), (535, 122145), (1275, 51253), (1437, 45475), (1605, 40715), (1819, 35925), (2395, 27285), (2675, 24429), (5457, 11975), (7185, 9095), (8025, 8143)]