51302755

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 76826880

約数和(自身を除く): 25524125

約数列:

[1, 5, 7, 19, 35, 49, 95, 103, 107, 133, 245, 515, 535, 665, 721, 749, 931, 1957, 2033, 3605, 3745, 4655, 5047, 5243, 9785, 10165, 11021, 13699, 14231, 25235, 26215, 55105, 68495, 71155, 77147, 95893, 99617, 209399, 385735, 479465, 498085, 540029, 1046995, 1465793, 2700145, 7328965, 10260551, 51302755]

約数ペア:

[(1, 51302755), (5, 10260551), (7, 7328965), (19, 2700145), (35, 1465793), (49, 1046995), (95, 540029), (103, 498085), (107, 479465), (133, 385735), (245, 209399), (515, 99617), (535, 95893), (665, 77147), (721, 71155), (749, 68495), (931, 55105), (1957, 26215), (2033, 25235), (3605, 14231), (3745, 13699), (4655, 11021), (5047, 10165), (5243, 9785)]