20366947750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{1613}}^1\times {\mathrm{2971}}^1$

素因数の和:4618

約数の個数: 64

約数和(自身を含む): 40408310592

約数和(自身を除く): 20041362842

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 1613, 2125, 2971, 3226, 4250, 5942, 8065, 14855, 16130, 27421, 29710, 40325, 50507, 54842, 74275, 80650, 101014, 137105, 148550, 201625, 252535, 274210, 371375, 403250, 505070, 685525, 742750, 1262675, 1371050, 2525350, 3427625, 4792223, 6313375, 6855250, 9584446, 12626750, 23961115, 47922230, 81467791, 119805575, 162935582, 239611150, 407338955, 599027875, 814677910, 1198055750, 2036694775, 4073389550, 10183473875, 20366947750]

約数ペア:

[(1, 20366947750), (2, 10183473875), (5, 4073389550), (10, 2036694775), (17, 1198055750), (25, 814677910), (34, 599027875), (50, 407338955), (85, 239611150), (125, 162935582), (170, 119805575), (250, 81467791), (425, 47922230), (850, 23961115), (1613, 12626750), (2125, 9584446), (2971, 6855250), (3226, 6313375), (4250, 4792223), (5942, 3427625), (8065, 2525350), (14855, 1371050), (16130, 1262675), (27421, 742750), (29710, 685525), (40325, 505070), (50507, 403250), (54842, 371375), (74275, 274210), (80650, 252535), (101014, 201625), (137105, 148550)]