201387920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{58543}}^1$

素因数の和:58599

約数の個数: 40

約数和(自身を含む): 479124096

約数和(自身を除く): 277736176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 58543, 117086, 234172, 292715, 468344, 585430, 936688, 1170860, 2341720, 2517349, 4683440, 5034698, 10069396, 12586745, 20138792, 25173490, 40277584, 50346980, 100693960, 201387920]

約数ペア:

[(1, 201387920), (2, 100693960), (4, 50346980), (5, 40277584), (8, 25173490), (10, 20138792), (16, 12586745), (20, 10069396), (40, 5034698), (43, 4683440), (80, 2517349), (86, 2341720), (172, 1170860), (215, 936688), (344, 585430), (430, 468344), (688, 292715), (860, 234172), (1720, 117086), (3440, 58543)]