163988390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{2711}}^1$

素因数の和:3004

約数の個数: 32

約数和(自身を含む): 309298176

約数和(自身を除く): 145309786

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 263, 526, 1315, 2630, 2711, 5422, 6049, 12098, 13555, 27110, 30245, 60490, 62353, 124706, 311765, 623530, 712993, 1425986, 3564965, 7129930, 16398839, 32797678, 81994195, 163988390]

約数ペア:

[(1, 163988390), (2, 81994195), (5, 32797678), (10, 16398839), (23, 7129930), (46, 3564965), (115, 1425986), (230, 712993), (263, 623530), (526, 311765), (1315, 124706), (2630, 62353), (2711, 60490), (5422, 30245), (6049, 27110), (12098, 13555)]