78768365

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 36

約数和(自身を含む): 106850772

約数和(自身を除く): 28082407

約数列:

[1, 5, 13, 31, 65, 97, 155, 169, 403, 485, 845, 961, 1261, 2015, 3007, 4805, 5239, 6305, 12493, 15035, 16393, 26195, 39091, 62465, 81965, 93217, 162409, 195455, 466085, 508183, 812045, 1211821, 2540915, 6059105, 15753673, 78768365]

約数ペア:

[(1, 78768365), (5, 15753673), (13, 6059105), (31, 2540915), (65, 1211821), (97, 812045), (155, 508183), (169, 466085), (403, 195455), (485, 162409), (845, 93217), (961, 81965), (1261, 62465), (2015, 39091), (3007, 26195), (4805, 16393), (5239, 15035), (6305, 12493)]