78247288

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 177408000

約数和(自身を除く): 99160712

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 79, 92, 158, 161, 184, 316, 322, 553, 632, 644, 769, 1106, 1288, 1538, 1817, 2212, 3076, 3634, 4424, 5383, 6152, 7268, 10766, 12719, 14536, 17687, 21532, 25438, 35374, 43064, 50876, 60751, 70748, 101752, 121502, 123809, 141496, 243004, 247618, 425257, 486008, 495236, 850514, 990472, 1397273, 1701028, 2794546, 3402056, 5589092, 9780911, 11178184, 19561822, 39123644, 78247288]

約数ペア:

[(1, 78247288), (2, 39123644), (4, 19561822), (7, 11178184), (8, 9780911), (14, 5589092), (23, 3402056), (28, 2794546), (46, 1701028), (56, 1397273), (79, 990472), (92, 850514), (158, 495236), (161, 486008), (184, 425257), (316, 247618), (322, 243004), (553, 141496), (632, 123809), (644, 121502), (769, 101752), (1106, 70748), (1288, 60751), (1538, 50876), (1817, 43064), (2212, 35374), (3076, 25438), (3634, 21532), (4424, 17687), (5383, 14536), (6152, 12719), (7268, 10766)]