71578364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{433}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 156687888

約数和(自身を除く): 85109524

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 289, 374, 433, 442, 572, 578, 748, 866, 884, 1156, 1732, 2431, 3179, 3757, 4763, 4862, 5629, 6358, 7361, 7514, 9526, 9724, 11258, 12716, 14722, 15028, 19052, 22516, 29444, 41327, 61919, 80971, 82654, 95693, 123838, 125137, 161942, 165308, 191386, 247676, 250274, 323884, 382772, 500548, 1052623, 1376507, 1626781, 2105246, 2753014, 3253562, 4210492, 5506028, 6507124, 17894591, 35789182, 71578364]

約数ペア:

[(1, 71578364), (2, 35789182), (4, 17894591), (11, 6507124), (13, 5506028), (17, 4210492), (22, 3253562), (26, 2753014), (34, 2105246), (44, 1626781), (52, 1376507), (68, 1052623), (143, 500548), (187, 382772), (221, 323884), (286, 250274), (289, 247676), (374, 191386), (433, 165308), (442, 161942), (572, 125137), (578, 123838), (748, 95693), (866, 82654), (884, 80971), (1156, 61919), (1732, 41327), (2431, 29444), (3179, 22516), (3757, 19052), (4763, 15028), (4862, 14722), (5629, 12716), (6358, 11258), (7361, 9724), (7514, 9526)]