53727440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2764

約数の個数: 80

約数和(自身を含む): 141657600

約数和(自身を除く): 87930160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 2719, 3952, 4940, 5438, 9880, 10876, 13595, 19760, 21752, 27190, 35347, 43504, 51661, 54380, 70694, 103322, 108760, 141388, 176735, 206644, 217520, 258305, 282776, 353470, 413288, 516610, 565552, 671593, 706940, 826576, 1033220, 1343186, 1413880, 2066440, 2686372, 2827760, 3357965, 4132880, 5372744, 6715930, 10745488, 13431860, 26863720, 53727440]

約数ペア:

[(1, 53727440), (2, 26863720), (4, 13431860), (5, 10745488), (8, 6715930), (10, 5372744), (13, 4132880), (16, 3357965), (19, 2827760), (20, 2686372), (26, 2066440), (38, 1413880), (40, 1343186), (52, 1033220), (65, 826576), (76, 706940), (80, 671593), (95, 565552), (104, 516610), (130, 413288), (152, 353470), (190, 282776), (208, 258305), (247, 217520), (260, 206644), (304, 176735), (380, 141388), (494, 108760), (520, 103322), (760, 70694), (988, 54380), (1040, 51661), (1235, 43504), (1520, 35347), (1976, 27190), (2470, 21752), (2719, 19760), (3952, 13595), (4940, 10876), (5438, 9880)]