38618925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 68953920

約数和(自身を除く): 30334995

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 95, 123, 205, 285, 475, 615, 661, 779, 1025, 1425, 1983, 2337, 3075, 3305, 3895, 9915, 11685, 12559, 16525, 19475, 27101, 37677, 49575, 58425, 62795, 81303, 135505, 188385, 313975, 406515, 514919, 677525, 941925, 1544757, 2032575, 2574595, 7723785, 12872975, 38618925]

約数ペア:

[(1, 38618925), (3, 12872975), (5, 7723785), (15, 2574595), (19, 2032575), (25, 1544757), (41, 941925), (57, 677525), (75, 514919), (95, 406515), (123, 313975), (205, 188385), (285, 135505), (475, 81303), (615, 62795), (661, 58425), (779, 49575), (1025, 37677), (1425, 27101), (1983, 19475), (2337, 16525), (3075, 12559), (3305, 11685), (3895, 9915)]