51981380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10273}}^1$

素因数の和:10316

約数の個数: 48

約数和(自身を含む): 124274304

約数和(自身を除く): 72292924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 10273, 20546, 41092, 51365, 102730, 113003, 205460, 226006, 236279, 452012, 472558, 565015, 945116, 1130030, 1181395, 2260060, 2362790, 2599069, 4725580, 5198138, 10396276, 12995345, 25990690, 51981380]

約数ペア:

[(1, 51981380), (2, 25990690), (4, 12995345), (5, 10396276), (10, 5198138), (11, 4725580), (20, 2599069), (22, 2362790), (23, 2260060), (44, 1181395), (46, 1130030), (55, 945116), (92, 565015), (110, 472558), (115, 452012), (220, 236279), (230, 226006), (253, 205460), (460, 113003), (506, 102730), (1012, 51365), (1265, 41092), (2530, 20546), (5060, 10273)]