64377080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 150854400

約数和(自身を除く): 86477320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 193, 248, 269, 310, 386, 538, 620, 772, 965, 1076, 1240, 1345, 1544, 1930, 2152, 2690, 3860, 5380, 5983, 7720, 8339, 10760, 11966, 16678, 23932, 29915, 33356, 41695, 47864, 51917, 59830, 66712, 83390, 103834, 119660, 166780, 207668, 239320, 259585, 333560, 415336, 519170, 1038340, 1609427, 2076680, 3218854, 6437708, 8047135, 12875416, 16094270, 32188540, 64377080]

約数ペア:

[(1, 64377080), (2, 32188540), (4, 16094270), (5, 12875416), (8, 8047135), (10, 6437708), (20, 3218854), (31, 2076680), (40, 1609427), (62, 1038340), (124, 519170), (155, 415336), (193, 333560), (248, 259585), (269, 239320), (310, 207668), (386, 166780), (538, 119660), (620, 103834), (772, 83390), (965, 66712), (1076, 59830), (1240, 51917), (1345, 47864), (1544, 41695), (1930, 33356), (2152, 29915), (2690, 23932), (3860, 16678), (5380, 11966), (5983, 10760), (7720, 8339)]