68571475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 104993280

約数和(自身を除く): 36421805

約数列:

[1, 5, 7, 19, 25, 35, 41, 95, 133, 175, 205, 287, 475, 503, 665, 779, 1025, 1435, 2515, 3325, 3521, 3895, 5453, 7175, 9557, 12575, 17605, 19475, 20623, 27265, 47785, 66899, 88025, 103115, 136325, 144361, 238925, 334495, 391837, 515575, 721805, 1672475, 1959185, 2742859, 3609025, 9795925, 13714295, 68571475]

約数ペア:

[(1, 68571475), (5, 13714295), (7, 9795925), (19, 3609025), (25, 2742859), (35, 1959185), (41, 1672475), (95, 721805), (133, 515575), (175, 391837), (205, 334495), (287, 238925), (475, 144361), (503, 136325), (665, 103115), (779, 88025), (1025, 66899), (1435, 47785), (2515, 27265), (3325, 20623), (3521, 19475), (3895, 17605), (5453, 12575), (7175, 9557)]