80479850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 164694816

約数和(自身を除く): 84214966

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 131, 262, 275, 550, 655, 1117, 1310, 1441, 2234, 2882, 3275, 5585, 6550, 7205, 11170, 12287, 14410, 24574, 27925, 36025, 55850, 61435, 72050, 122870, 146327, 292654, 307175, 614350, 731635, 1463270, 1609597, 3219194, 3658175, 7316350, 8047985, 16095970, 40239925, 80479850]

約数ペア:

[(1, 80479850), (2, 40239925), (5, 16095970), (10, 8047985), (11, 7316350), (22, 3658175), (25, 3219194), (50, 1609597), (55, 1463270), (110, 731635), (131, 614350), (262, 307175), (275, 292654), (550, 146327), (655, 122870), (1117, 72050), (1310, 61435), (1441, 55850), (2234, 36025), (2882, 27925), (3275, 24574), (5585, 14410), (6550, 12287), (7205, 11170)]