787291970

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1\times {\mathrm{1297}}^1$

素因数の和:2006

約数の個数: 32

約数和(自身を含む): 1434643056

約数和(自身を除く): 647351086

約数列:

[1, 2, 5, 10, 101, 202, 505, 601, 1010, 1202, 1297, 2594, 3005, 6010, 6485, 12970, 60701, 121402, 130997, 261994, 303505, 607010, 654985, 779497, 1309970, 1558994, 3897485, 7794970, 78729197, 157458394, 393645985, 787291970]

約数ペア:

[(1, 787291970), (2, 393645985), (5, 157458394), (10, 78729197), (101, 7794970), (202, 3897485), (505, 1558994), (601, 1309970), (1010, 779497), (1202, 654985), (1297, 607010), (2594, 303505), (3005, 261994), (6010, 130997), (6485, 121402), (12970, 60701)]