68243960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{58831}}^1$

素因数の和:58871

約数の個数: 32

約数和(自身を含む): 158846400

約数和(自身を除く): 90602440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 58831, 117662, 235324, 294155, 470648, 588310, 1176620, 1706099, 2353240, 3412198, 6824396, 8530495, 13648792, 17060990, 34121980, 68243960]

約数ペア:

[(1, 68243960), (2, 34121980), (4, 17060990), (5, 13648792), (8, 8530495), (10, 6824396), (20, 3412198), (29, 2353240), (40, 1706099), (58, 1176620), (116, 588310), (145, 470648), (232, 294155), (290, 235324), (580, 117662), (1160, 58831)]