66702880

素因数分解:

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

素因数の和:1549

約数の個数: 48

約数和(自身を含む): 158165784

約数和(自身を除く): 91462904

約数列:

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

約数ペア:

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