74528545

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 119508480

約数和(自身を除く): 44979935

約数列:

[1, 5, 7, 13, 19, 35, 37, 65, 91, 95, 133, 185, 233, 247, 259, 455, 481, 665, 703, 1165, 1235, 1295, 1631, 1729, 2405, 3029, 3367, 3515, 4427, 4921, 8155, 8621, 8645, 9139, 15145, 16835, 21203, 22135, 24605, 30989, 43105, 45695, 57551, 60347, 63973, 106015, 112073, 154945, 163799, 287755, 301735, 319865, 402857, 560365, 784511, 818995, 1146593, 2014285, 2129387, 3922555, 5732965, 10646935, 14905709, 74528545]

約数ペア:

[(1, 74528545), (5, 14905709), (7, 10646935), (13, 5732965), (19, 3922555), (35, 2129387), (37, 2014285), (65, 1146593), (91, 818995), (95, 784511), (133, 560365), (185, 402857), (233, 319865), (247, 301735), (259, 287755), (455, 163799), (481, 154945), (665, 112073), (703, 106015), (1165, 63973), (1235, 60347), (1295, 57551), (1631, 45695), (1729, 43105), (2405, 30989), (3029, 24605), (3367, 22135), (3515, 21203), (4427, 16835), (4921, 15145), (8155, 9139), (8621, 8645)]