77249985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 133840512

約数和(自身を除く): 56590527

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 233, 345, 465, 699, 713, 961, 1165, 2139, 2883, 3495, 3565, 4805, 5359, 7223, 10695, 14415, 16077, 21669, 22103, 26795, 36115, 66309, 80385, 108345, 110515, 166129, 223913, 331545, 498387, 671739, 830645, 1119565, 2491935, 3358695, 5149999, 15449997, 25749995, 77249985]

約数ペア:

[(1, 77249985), (3, 25749995), (5, 15449997), (15, 5149999), (23, 3358695), (31, 2491935), (69, 1119565), (93, 830645), (115, 671739), (155, 498387), (233, 331545), (345, 223913), (465, 166129), (699, 110515), (713, 108345), (961, 80385), (1165, 66309), (2139, 36115), (2883, 26795), (3495, 22103), (3565, 21669), (4805, 16077), (5359, 14415), (7223, 10695)]