80285220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26237}}^1$

素因数の和:26269

約数の個数: 72

約数和(自身を含む): 257867064

約数和(自身を除く): 177581844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 26237, 52474, 78711, 104948, 131185, 157422, 236133, 262370, 314844, 393555, 446029, 472266, 524740, 787110, 892058, 944532, 1180665, 1338087, 1574220, 1784116, 2230145, 2361330, 2676174, 4014261, 4460290, 4722660, 5352348, 6690435, 8028522, 8920580, 13380870, 16057044, 20071305, 26761740, 40142610, 80285220]

約数ペア:

[(1, 80285220), (2, 40142610), (3, 26761740), (4, 20071305), (5, 16057044), (6, 13380870), (9, 8920580), (10, 8028522), (12, 6690435), (15, 5352348), (17, 4722660), (18, 4460290), (20, 4014261), (30, 2676174), (34, 2361330), (36, 2230145), (45, 1784116), (51, 1574220), (60, 1338087), (68, 1180665), (85, 944532), (90, 892058), (102, 787110), (153, 524740), (170, 472266), (180, 446029), (204, 393555), (255, 314844), (306, 262370), (340, 236133), (510, 157422), (612, 131185), (765, 104948), (1020, 78711), (1530, 52474), (3060, 26237)]