72900000005

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1\times {\mathrm{49747}}^1$

素因数の和:50189

約数の個数: 32

約数和(自身を含む): 101008339200

約数和(自身を除く): 28108339195

約数列:

[1, 5, 7, 35, 149, 281, 745, 1043, 1405, 1967, 5215, 9835, 41869, 49747, 209345, 248735, 293083, 348229, 1465415, 1741145, 7412303, 13978907, 37061515, 51886121, 69894535, 97852349, 259430605, 489261745, 2082857143, 10414285715, 14580000001, 72900000005]

約数ペア:

[(1, 72900000005), (5, 14580000001), (7, 10414285715), (35, 2082857143), (149, 489261745), (281, 259430605), (745, 97852349), (1043, 69894535), (1405, 51886121), (1967, 37061515), (5215, 13978907), (9835, 7412303), (41869, 1741145), (49747, 1465415), (209345, 348229), (248735, 293083)]