85784545

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 132148800

約数和(自身を除く): 46364255

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 139, 229, 245, 385, 539, 695, 973, 1145, 1529, 1603, 2519, 2695, 4865, 6811, 7645, 8015, 10703, 11221, 12595, 17633, 31831, 34055, 53515, 56105, 74921, 88165, 123431, 159155, 222817, 350141, 374605, 617155, 1114085, 1559719, 1750705, 2450987, 7798595, 12254935, 17156909, 85784545]

約数ペア:

[(1, 85784545), (5, 17156909), (7, 12254935), (11, 7798595), (35, 2450987), (49, 1750705), (55, 1559719), (77, 1114085), (139, 617155), (229, 374605), (245, 350141), (385, 222817), (539, 159155), (695, 123431), (973, 88165), (1145, 74921), (1529, 56105), (1603, 53515), (2519, 34055), (2695, 31831), (4865, 17633), (6811, 12595), (7645, 11221), (8015, 10703)]