68652640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61297}}^1$

素因数の和:61319

約数の個数: 48

約数和(自身を含む): 185365152

約数和(自身を除く): 116712512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 61297, 122594, 245188, 306485, 429079, 490376, 612970, 858158, 980752, 1225940, 1716316, 1961504, 2145395, 2451880, 3432632, 4290790, 4903760, 6865264, 8581580, 9807520, 13730528, 17163160, 34326320, 68652640]

約数ペア:

[(1, 68652640), (2, 34326320), (4, 17163160), (5, 13730528), (7, 9807520), (8, 8581580), (10, 6865264), (14, 4903760), (16, 4290790), (20, 3432632), (28, 2451880), (32, 2145395), (35, 1961504), (40, 1716316), (56, 1225940), (70, 980752), (80, 858158), (112, 612970), (140, 490376), (160, 429079), (224, 306485), (280, 245188), (560, 122594), (1120, 61297)]