717899135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1237}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 935928000

約数和(自身を除く): 218028865

約数列:

[1, 5, 19, 41, 95, 149, 205, 745, 779, 1237, 2831, 3895, 6109, 6185, 14155, 23503, 30545, 50717, 116071, 117515, 184313, 253585, 580355, 921565, 963623, 3501947, 4818115, 7556833, 17509735, 37784165, 143579827, 717899135]

約数ペア:

[(1, 717899135), (5, 143579827), (19, 37784165), (41, 17509735), (95, 7556833), (149, 4818115), (205, 3501947), (745, 963623), (779, 921565), (1237, 580355), (2831, 253585), (3895, 184313), (6109, 117515), (6185, 116071), (14155, 50717), (23503, 30545)]