61915870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 128692800

約数和(自身を除く): 66776930

約数列:

[1, 2, 5, 10, 17, 19, 29, 34, 38, 58, 85, 95, 145, 170, 190, 290, 323, 493, 551, 646, 661, 986, 1102, 1322, 1615, 2465, 2755, 3230, 3305, 4930, 5510, 6610, 9367, 11237, 12559, 18734, 19169, 22474, 25118, 38338, 46835, 56185, 62795, 93670, 95845, 112370, 125590, 191690, 213503, 325873, 364211, 427006, 651746, 728422, 1067515, 1629365, 1821055, 2135030, 3258730, 3642110, 6191587, 12383174, 30957935, 61915870]

約数ペア:

[(1, 61915870), (2, 30957935), (5, 12383174), (10, 6191587), (17, 3642110), (19, 3258730), (29, 2135030), (34, 1821055), (38, 1629365), (58, 1067515), (85, 728422), (95, 651746), (145, 427006), (170, 364211), (190, 325873), (290, 213503), (323, 191690), (493, 125590), (551, 112370), (646, 95845), (661, 93670), (986, 62795), (1102, 56185), (1322, 46835), (1615, 38338), (2465, 25118), (2755, 22474), (3230, 19169), (3305, 18734), (4930, 12559), (5510, 11237), (6610, 9367)]