8045789180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{216401}}^1$

素因数の和:216447

約数の個数: 72

約数和(自身を含む): 19959189264

約数和(自身を除く): 11913400084

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2860, 3380, 3718, 7436, 9295, 18590, 37180, 216401, 432802, 865604, 1082005, 2164010, 2380411, 2813213, 4328020, 4760822, 5626426, 9521644, 11252852, 11902055, 14066065, 23804110, 28132130, 30945343, 36571769, 47608220, 56264260, 61890686, 73143538, 123781372, 146287076, 154726715, 182858845, 309453430, 365717690, 402289459, 618906860, 731435380, 804578918, 1609157836, 2011447295, 4022894590, 8045789180]

約数ペア:

[(1, 8045789180), (2, 4022894590), (4, 2011447295), (5, 1609157836), (10, 804578918), (11, 731435380), (13, 618906860), (20, 402289459), (22, 365717690), (26, 309453430), (44, 182858845), (52, 154726715), (55, 146287076), (65, 123781372), (110, 73143538), (130, 61890686), (143, 56264260), (169, 47608220), (220, 36571769), (260, 30945343), (286, 28132130), (338, 23804110), (572, 14066065), (676, 11902055), (715, 11252852), (845, 9521644), (1430, 5626426), (1690, 4760822), (1859, 4328020), (2860, 2813213), (3380, 2380411), (3718, 2164010), (7436, 1082005), (9295, 865604), (18590, 432802), (37180, 216401)]