66574640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{75653}}^1$

素因数の和:75677

約数の個数: 40

約数和(自身を含む): 168859728

約数和(自身を除く): 102285088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 75653, 151306, 302612, 378265, 605224, 756530, 832183, 1210448, 1513060, 1664366, 3026120, 3328732, 4160915, 6052240, 6657464, 8321830, 13314928, 16643660, 33287320, 66574640]

約数ペア:

[(1, 66574640), (2, 33287320), (4, 16643660), (5, 13314928), (8, 8321830), (10, 6657464), (11, 6052240), (16, 4160915), (20, 3328732), (22, 3026120), (40, 1664366), (44, 1513060), (55, 1210448), (80, 832183), (88, 756530), (110, 605224), (176, 378265), (220, 302612), (440, 151306), (880, 75653)]