64515255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:848

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 63218505

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 51, 85, 105, 119, 141, 235, 255, 329, 357, 595, 705, 769, 799, 987, 1645, 1785, 2307, 2397, 3845, 3995, 4935, 5383, 5593, 11535, 11985, 13073, 16149, 16779, 26915, 27965, 36143, 39219, 65365, 80745, 83895, 91511, 108429, 180715, 196095, 253001, 274533, 457555, 542145, 614431, 759003, 1265005, 1372665, 1843293, 3072155, 3795015, 4301017, 9216465, 12903051, 21505085, 64515255]

約数ペア:

[(1, 64515255), (3, 21505085), (5, 12903051), (7, 9216465), (15, 4301017), (17, 3795015), (21, 3072155), (35, 1843293), (47, 1372665), (51, 1265005), (85, 759003), (105, 614431), (119, 542145), (141, 457555), (235, 274533), (255, 253001), (329, 196095), (357, 180715), (595, 108429), (705, 91511), (769, 83895), (799, 80745), (987, 65365), (1645, 39219), (1785, 36143), (2307, 27965), (2397, 26915), (3845, 16779), (3995, 16149), (4935, 13073), (5383, 11985), (5593, 11535)]