71797240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57901}}^1$

素因数の和:57943

約数の個数: 32

約数和(自身を含む): 166757760

約数和(自身を除く): 94960520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 57901, 115802, 231604, 289505, 463208, 579010, 1158020, 1794931, 2316040, 3589862, 7179724, 8974655, 14359448, 17949310, 35898620, 71797240]

約数ペア:

[(1, 71797240), (2, 35898620), (4, 17949310), (5, 14359448), (8, 8974655), (10, 7179724), (20, 3589862), (31, 2316040), (40, 1794931), (62, 1158020), (124, 579010), (155, 463208), (248, 289505), (310, 231604), (620, 115802), (1240, 57901)]