131713160

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{12241}}^1$

素因数の和:12521

約数の個数: 32

約数和(自身を含む): 297480600

約数和(自身を除く): 165767440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 12241, 24482, 48964, 61205, 97928, 122410, 244820, 489640, 3292829, 6585658, 13171316, 16464145, 26342632, 32928290, 65856580, 131713160]

約数ペア:

[(1, 131713160), (2, 65856580), (4, 32928290), (5, 26342632), (8, 16464145), (10, 13171316), (20, 6585658), (40, 3292829), (269, 489640), (538, 244820), (1076, 122410), (1345, 97928), (2152, 61205), (2690, 48964), (5380, 24482), (10760, 12241)]