78903370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2797}}^1$

素因数の和:2855

約数の個数: 64

約数和(自身を含む): 180504576

約数和(自身を除く): 101601206

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2797, 2821, 4030, 5594, 5642, 13985, 14105, 19579, 27970, 28210, 36361, 39158, 72722, 86707, 97895, 173414, 181805, 195790, 254527, 363610, 433535, 509054, 606949, 867070, 1127191, 1213898, 1272635, 2254382, 2545270, 3034745, 5635955, 6069490, 7890337, 11271910, 15780674, 39451685, 78903370]

約数ペア:

[(1, 78903370), (2, 39451685), (5, 15780674), (7, 11271910), (10, 7890337), (13, 6069490), (14, 5635955), (26, 3034745), (31, 2545270), (35, 2254382), (62, 1272635), (65, 1213898), (70, 1127191), (91, 867070), (130, 606949), (155, 509054), (182, 433535), (217, 363610), (310, 254527), (403, 195790), (434, 181805), (455, 173414), (806, 97895), (910, 86707), (1085, 72722), (2015, 39158), (2170, 36361), (2797, 28210), (2821, 27970), (4030, 19579), (5594, 14105), (5642, 13985)]