90734025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 161864640

約数和(自身を除く): 71130615

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 95, 123, 205, 285, 475, 615, 779, 1025, 1425, 1553, 2337, 3075, 3895, 4659, 7765, 11685, 19475, 23295, 29507, 38825, 58425, 63673, 88521, 116475, 147535, 191019, 318365, 442605, 737675, 955095, 1209787, 1591825, 2213025, 3629361, 4775475, 6048935, 18146805, 30244675, 90734025]

約数ペア:

[(1, 90734025), (3, 30244675), (5, 18146805), (15, 6048935), (19, 4775475), (25, 3629361), (41, 2213025), (57, 1591825), (75, 1209787), (95, 955095), (123, 737675), (205, 442605), (285, 318365), (475, 191019), (615, 147535), (779, 116475), (1025, 88521), (1425, 63673), (1553, 58425), (2337, 38825), (3075, 29507), (3895, 23295), (4659, 19475), (7765, 11685)]