78425535

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 128217600

約数和(自身を除く): 49792065

約数列:

[1, 3, 5, 15, 71, 211, 213, 349, 355, 633, 1047, 1055, 1065, 1745, 3165, 5235, 14981, 24779, 44943, 73639, 74337, 74905, 123895, 220917, 224715, 368195, 371685, 1104585, 5228369, 15685107, 26141845, 78425535]

約数ペア:

[(1, 78425535), (3, 26141845), (5, 15685107), (15, 5228369), (71, 1104585), (211, 371685), (213, 368195), (349, 224715), (355, 220917), (633, 123895), (1047, 74905), (1055, 74337), (1065, 73639), (1745, 44943), (3165, 24779), (5235, 14981)]