65584420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:733

約数の個数: 72

約数和(自身を含む): 155313144

約数和(自身を除く): 89728724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 605, 661, 820, 902, 1210, 1322, 1804, 2255, 2420, 2644, 3305, 4510, 4961, 6610, 7271, 9020, 9922, 13220, 14542, 19844, 24805, 27101, 29084, 36355, 49610, 54202, 72710, 79981, 99220, 108404, 135505, 145420, 159962, 271010, 298111, 319924, 399905, 542020, 596222, 799810, 1192444, 1490555, 1599620, 2981110, 3279221, 5962220, 6558442, 13116884, 16396105, 32792210, 65584420]

約数ペア:

[(1, 65584420), (2, 32792210), (4, 16396105), (5, 13116884), (10, 6558442), (11, 5962220), (20, 3279221), (22, 2981110), (41, 1599620), (44, 1490555), (55, 1192444), (82, 799810), (110, 596222), (121, 542020), (164, 399905), (205, 319924), (220, 298111), (242, 271010), (410, 159962), (451, 145420), (484, 135505), (605, 108404), (661, 99220), (820, 79981), (902, 72710), (1210, 54202), (1322, 49610), (1804, 36355), (2255, 29084), (2420, 27101), (2644, 24805), (3305, 19844), (4510, 14542), (4961, 13220), (6610, 9922), (7271, 9020)]