31851040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15313}}^1$

素因数の和:15341

約数の個数: 48

約数和(自身を含む): 81041688

約数和(自身を除く): 49190648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 15313, 30626, 61252, 76565, 122504, 153130, 199069, 245008, 306260, 398138, 490016, 612520, 796276, 995345, 1225040, 1592552, 1990690, 2450080, 3185104, 3981380, 6370208, 7962760, 15925520, 31851040]

約数ペア:

[(1, 31851040), (2, 15925520), (4, 7962760), (5, 6370208), (8, 3981380), (10, 3185104), (13, 2450080), (16, 1990690), (20, 1592552), (26, 1225040), (32, 995345), (40, 796276), (52, 612520), (65, 490016), (80, 398138), (104, 306260), (130, 245008), (160, 199069), (208, 153130), (260, 122504), (416, 76565), (520, 61252), (1040, 30626), (2080, 15313)]