133405760

素因数分解:

$2^6\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1181}}^1$

素因数の和:1551

約数の個数: 56

約数和(自身を含む): 318842136

約数和(自身を除く): 185436376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 353, 706, 1181, 1412, 1765, 2362, 2824, 3530, 4724, 5648, 5905, 7060, 9448, 11296, 11810, 14120, 18896, 22592, 23620, 28240, 37792, 47240, 56480, 75584, 94480, 112960, 188960, 377920, 416893, 833786, 1667572, 2084465, 3335144, 4168930, 6670288, 8337860, 13340576, 16675720, 26681152, 33351440, 66702880, 133405760]

約数ペア:

[(1, 133405760), (2, 66702880), (4, 33351440), (5, 26681152), (8, 16675720), (10, 13340576), (16, 8337860), (20, 6670288), (32, 4168930), (40, 3335144), (64, 2084465), (80, 1667572), (160, 833786), (320, 416893), (353, 377920), (706, 188960), (1181, 112960), (1412, 94480), (1765, 75584), (2362, 56480), (2824, 47240), (3530, 37792), (4724, 28240), (5648, 23620), (5905, 22592), (7060, 18896), (9448, 14120), (11296, 11810)]